{"title":"Investment Gemstones - Certified Collector Pieces","description":"\u003cp\u003eFine gemstones have served as portable, durable stores of value for thousands of years. Done correctly, gemstone investing is the deliberate accumulation of natural, certified, exceptional stones that hold and appreciate value across generations. For a full explanation of how treatment status affects value, see our \u003ca href=\"\/en-au\/pages\/heated-vs-unheated\"\u003eheated vs unheated guide\u003c\/a\u003e. For why Ceylon origin commands a premium and how it is verified, see our \u003ca href=\"\/en-au\/pages\/ceylon-sapphire-origin-guide\"\u003eCeylon sapphire origin guide\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch2\u003eWhat Makes an Investment Gemstone\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNatural origin.\u003c\/strong\u003e Lab-grown stones have no investment market. Only natural-origin stones hold value.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTreatment status stated.\u003c\/strong\u003e \u003ca href=\"\/en-au\/collections\/ceylon-blue-sapphire-natural-unheated-sri-lankan-stones\"\u003eUnheated sapphires\u003c\/a\u003e and \u003ca href=\"\/en-au\/collections\/natural-ruby-over-1-carat-loose-stones-with-gia\"\u003enatural rubies with GIA reports\u003c\/a\u003e command premiums of 2x to 10x over treated equivalents. Browse our \u003ca href=\"\/en-au\/collections\/untreated-sapphires\"\u003ecomplete unheated sapphire collection\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDocumented by a major lab.\u003c\/strong\u003e GIA, Gubelin, SSEF, AGL - without major-lab documentation, valuation is opinion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVivid colour in the prized hue range.\u003c\/strong\u003e \u003ca href=\"\/en-au\/collections\/ceylon-blue-sapphire-over-2-carats\"\u003eCornflower blue Ceylon sapphire\u003c\/a\u003e, \u003ca href=\"\/en-au\/collections\/natural-ruby-over-1-carat-loose-stones-with-gia\"\u003epigeon blood ruby\u003c\/a\u003e, \u003ca href=\"\/en-au\/collections\/padparadscha-sapphire\"\u003epadparadscha\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignificant carat weight.\u003c\/strong\u003e Investment stones generally start at 2 carats. Browse: \u003ca href=\"\/en-au\/collections\/ceylon-blue-sapphire-over-2-carats\"\u003eCeylon blue over 2ct\u003c\/a\u003e - \u003ca href=\"\/en-au\/collections\/unheated-yellow-sapphire-over-2-carats-natural-loose-stones\"\u003eunheated yellow over 2ct\u003c\/a\u003e - \u003ca href=\"\/en-au\/collections\/natural-ruby-over-1-carat-loose-stones-with-gia\"\u003eruby over 1ct\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInvestment-Grade by Species\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eCeylon blue sapphire\u003c\/strong\u003e - GIA-confirmed, vivid cornflower to royal blue, above 2ct. Browse: \u003ca href=\"\/en-au\/collections\/ceylon-blue-sapphire-over-2-carats\"\u003eCeylon blue over 2 carats\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eYellow sapphire (Pukhraj)\u003c\/strong\u003e - consistent demand from Jyotish and Western collector markets. Browse: \u003ca href=\"\/en-au\/collections\/unheated-yellow-sapphire-over-2-carats-natural-loose-stones\"\u003eunheated yellow over 2 carats\u003c\/a\u003e. See our \u003ca href=\"\/en-au\/blogs\/information-pages-complete-guide\/buying-sapphires-for-jyotish-vedic-astrology\"\u003eJyotish sapphire guide\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eRuby\u003c\/strong\u003e - natural, GIA-documented. Browse our full \u003ca href=\"\/en-au\/collections\/ruby-gemstones-loose-stones-gia-certification\"\u003eruby collection\u003c\/a\u003e, or go straight to \u003ca href=\"\/en-au\/collections\/natural-ruby-over-1-carat-loose-stones-with-gia\"\u003eruby over 1 carat with GIA\u003c\/a\u003e for investment-tier stones.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003ePadparadscha\u003c\/strong\u003e - the rarest sapphire colour, with formal GIA colour designation. Browse: \u003ca href=\"\/en-au\/collections\/padparadscha-sapphire\"\u003epadparadscha collection\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eTeal and purple sapphire\u003c\/strong\u003e - undervalued relative to blue at current prices. Browse: \u003ca href=\"\/en-au\/collections\/teal-sapphire-over-1-carat-unheated-natural-loose-stones\"\u003eteal over 1ct\u003c\/a\u003e - \u003ca href=\"\/en-au\/collections\/purple-sapphire-over-1-carat-natural-loose-stones\"\u003epurple over 1ct\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCat's eye chrysoberyl and star sapphire\u003c\/strong\u003e - phenomenon stones with dedicated collector markets. Browse: \u003ca href=\"\/en-au\/collections\/natural-cats-eye-chrysoberyl-chatoyancy-stones\"\u003ecat's eye chrysoberyl\u003c\/a\u003e - \u003ca href=\"\/en-au\/collections\/natural-star-sapphires-six-ray-asterism-unheated-ceylon\"\u003estar sapphires\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch2\u003eHow We Source Collector Pieces\u003c\/h2\u003e\n\n\u003cp\u003eWe source directly from Sri Lanka through buying offices in Colombo, Beruwala, and Ratnapura. Our \u003ca href=\"\/en-au\/collections\/try-before-you-buy-loose-gemstone\"\u003eTry-On programme\u003c\/a\u003e lets you hold the stone before committing. Read more on our \u003ca href=\"\/en-au\/about_us\"\u003eAbout page\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003eEmail \u003ca href=\"mailto:crescentgems@gmail.com\"\u003ecrescentgems@gmail.com\u003c\/a\u003e to discuss a specific piece or source to specification. 14-day return. Free US shipping.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eRelated: \u003ca href=\"\/en-au\/collections\/untreated-sapphires\"\u003eAll unheated sapphires\u003c\/a\u003e - \u003ca href=\"\/en-au\/collections\/ceylon-blue-sapphire-over-2-carats\"\u003eCeylon blue over 2ct\u003c\/a\u003e - \u003ca href=\"\/en-au\/collections\/unheated-yellow-sapphire-over-2-carats-natural-loose-stones\"\u003eYellow over 2ct\u003c\/a\u003e - \u003ca href=\"\/en-au\/collections\/ruby-gemstones-loose-stones-gia-certification\"\u003eRuby\u003c\/a\u003e - \u003ca href=\"\/en-au\/collections\/padparadscha-sapphire\"\u003ePadparadscha\u003c\/a\u003e - \u003ca href=\"\/en-au\/collections\/all-sapphire-gemstones\"\u003eAll sapphires\u003c\/a\u003e\u003c\/em\u003e\u003c\/p\u003e","products":[{"product_id":"5-39-ct-round-ceylon-blue-sapphire-unheated-gia","title":"5.39 ct Natural Unheated Blue Sapphire – Round | GIA Sapphire Origin Report 5231646038 | Sri Lanka","description":"\u003cp\u003eA natural 5.39 carat blue sapphire, round, documented on GIA Sapphire Origin Report 5231646038, dated 31 July 2025. The report prints the shape as Round, the crown as Modified Brilliant Cut and the pavilion as Step Cut, the color as Blue, the transparency as Transparent, the species as Natural Corundum and the variety as Natural Sapphire. Under its TREATMENT heading it prints No Indications of Heating.\u003c\/p\u003e\n\n\u003cdiv style=\"border: 2px solid #5b2c6f; border-radius: 10px; padding: 20px 24px; margin: 28px 0; background-color: #f9f5fc;\"\u003e\n\u003ch2 style=\"margin-top: 0; margin-bottom: 12px; color: #4a235a;\"\u003eThe Owner's View\u003c\/h2\u003e\n\u003cp style=\"font-weight: 600; margin-bottom: 6px;\"\u003e\u003ca href=\"\/en-au\/pages\/ahmed-shareek-about-the-owner\" style=\"color: #4a235a; text-decoration: underline;\"\u003eAhmed Shareek\u003c\/a\u003e's Assessment\u003c\/p\u003e\n\u003cp style=\"font-style: italic; margin-bottom: 0;\"\u003e\"I buy on the paper first. This stone came in with a GIA Sapphire Origin Report, and the two fields I read before anything else are the geographic origin opinion and the TREATMENT line. Both are printed on it. Read them yourself at reportcheck.gia.edu before you read anything I write.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eWhat the Report Prints\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\n\u003cp\u003eGIA's report places the geographic origin of this stone in Sri Lanka. GIA prints its own caveat beside that field: \"Any statement on geographic origin is an expert opinion based on a collection of observations and analytical data.\"\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e The report prints one color word, Blue, and no color grade. GIA issues no color grade for colored stones, so nothing on this page grades the color.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTreatment:\u003c\/strong\u003e Under its TREATMENT heading the report prints No Indications of Heating. That is a finding about heating, and about indications of it. We therefore use the narrow word unheated, and not a whole-stone term.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight and measurements:\u003c\/strong\u003e One loose stone of 5.39 carats, measuring 10.19 - 10.43 x 6.68 mm. The first two figures are the minimum and maximum diameter of a round stone, not a length and a width.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting style:\u003c\/strong\u003e The report prints two cutting-style fields, one for each half of the stone: Modified Brilliant Cut on the crown, Step Cut on the pavilion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscription:\u003c\/strong\u003e GIA's report records an inscription on the stone reading GIA 5231646038, the same number the report carries.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThe document:\u003c\/strong\u003e GIA Sapphire Origin Report 5231646038, dated 31 July 2025. GIA prints on the report that it is not a guarantee or valuation, and we make no claim beyond what the paper carries. You can read it at reportcheck.gia.edu.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eBuying Guidance\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\n\u003cp\u003eA few practical points to weigh before purchasing this specific stone:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRead the report yourself.\u003c\/strong\u003e Do not take a heating finding on a seller's word. GIA publishes this report at reportcheck.gia.edu, and the report number is printed above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAsk us for more images.\u003c\/strong\u003e No single photograph settles how a stone looks to you. Ask us for more images, and look at them before you decide.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlan the mounting around the measured dimensions.\u003c\/strong\u003e The report prints 10.19 - 10.43 x 6.68 mm. Ask your setter to build the mount around that girdle outline rather than around a single nominal diameter.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompare like with like.\u003c\/strong\u003e If the heating finding and the lab document matter to you, ask any comparison stone's seller for the same document, not for a similar appearance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse the Try Before You Buy option\u003c\/strong\u003e if you would like to see the stone in hand before finalizing the purchase.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eLearn More About This Gemstone\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en-au\/blogs\/information-pages-complete-guide\/blue-sapphire-buyers-guide\"\u003eBlue Sapphire Buyer's Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-au\/blogs\/information-pages-complete-guide\/what-is-an-unheated-sapphire\"\u003eUnheated Sapphire Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-au\/blogs\/information-pages-complete-guide\/what-is-a-gia-sapphire-report-and-how-do-you-read-one\"\u003eGIA Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-au\/blogs\/information-pages-complete-guide\/how-to-commission-custom-sapphire-ring\"\u003eCustom Ring Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-au\/blogs\/information-pages-complete-guide\/ceylon-sapphire-complete-guide\"\u003eSapphire Origin Guide: Sri Lanka\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-au\/blogs\/information-pages-complete-guide\/is-a-round-sapphire-good-for-an-engagement-ring-cut-color-and-what-to-know-before-you-buy\"\u003eIs a Round Sapphire Good for an Engagement Ring?\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-au\/blogs\/information-pages-complete-guide\/sapphire-buying-guide\"\u003eSapphire Buying Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdiv style=\"border: 2px solid #5b2c6f; border-radius: 10px; padding: 20px 24px; margin: 28px 0; background-color: #f9f5fc;\"\u003e\n\u003ch2 style=\"margin-top: 0; margin-bottom: 14px; color: #4a235a;\"\u003eGemstone Data — At a Glance\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 0.95em;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600; width: 42%;\"\u003eItem #\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eCG8262\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eCarat Weight\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003e5.39 carats\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eSpecies\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eNatural Corundum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eVariety\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eNatural Sapphire\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eShape\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eRound\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eCutting Style: Crown\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eModified Brilliant Cut\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eCutting Style: Pavilion\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eStep Cut\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eMeasurements\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003e10.19 - 10.43 x 6.68 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eColor\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eBlue\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eTransparency\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eTransparent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eLustre\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eVitreous\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eTreatment\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eNo Indications of Heating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eGeographic Origin\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eSri Lanka\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eInscription(s)\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eGIA 5231646038\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eClarity\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eEye-clean on our own assessment — no visible inclusions under normal viewing; GIA colored-stone reports carry no clarity grade\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eHardness\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003e9 (Mohs), a characteristic of corundum the species published by GIA; this report prints no hardness\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; font-weight: 600;\"\u003eLaboratory Report\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px;\"\u003eGIA Sapphire Origin Report 5231646038, dated 31 July 2025\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eSpecies Characteristics and the Birthstone\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\n\u003cp\u003eGIA publishes that corundum — the species ruby and sapphire belong to — is 9 on the Mohs scale. That is a characteristic of the species and not a finding on this report, which prints no hardness. Mohs measures scratch resistance.\u003c\/p\u003e\n\n\u003cp\u003eSapphire is the September birthstone, in every color; GIA states that it \"comes in a rainbow of other colors.\" Our report prints no birthstone.\u003c\/p\u003e\n\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eKey Facts from the Report\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnheated\u003c\/strong\u003e\u003cbr\u003eThe report prints No Indications of Heating under its TREATMENT heading.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGeographic origin on the report\u003c\/strong\u003e\u003cbr\u003eGIA's report places the geographic origin in Sri Lanka, carrying GIA's printed expert-opinion caveat.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e5.39 carats, one loose stone\u003c\/strong\u003e\u003cbr\u003eThe report describes the item as one loose stone and the weight as 5.39 carats.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo cutting-style fields\u003c\/strong\u003e\u003cbr\u003eModified Brilliant Cut on the crown, Step Cut on the pavilion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGIA Sapphire Origin Report 5231646038\u003c\/strong\u003e\u003cbr\u003eDated 31 July 2025, and readable at reportcheck.gia.edu.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eCarat Weight: 5.39 carats\u003c\/li\u003e\n\u003cli\u003eGem Type: Natural Blue Sapphire\u003c\/li\u003e\n\u003cli\u003eSpecies: Natural Corundum\u003c\/li\u003e\n\u003cli\u003eVariety: Natural Sapphire\u003c\/li\u003e\n\u003cli\u003eShape: Round\u003c\/li\u003e\n\u003cli\u003eCutting Style, Crown: Modified Brilliant Cut\u003c\/li\u003e\n\u003cli\u003eCutting Style, Pavilion: Step Cut\u003c\/li\u003e\n\u003cli\u003eMeasurements: 10.19 - 10.43 x 6.68 mm\u003c\/li\u003e\n\u003cli\u003eColor: Blue\u003c\/li\u003e\n\u003cli\u003eTransparency: Transparent\u003c\/li\u003e\n\u003cli\u003eLustre: Vitreous\u003c\/li\u003e\n\u003cli\u003eTreatment: No Indications of Heating\u003c\/li\u003e\n\u003cli\u003eGeographic Origin: Sri Lanka\u003c\/li\u003e\n\u003cli\u003eLaboratory Report: GIA Sapphire Origin Report 5231646038\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eCare\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\n\u003cp\u003eGIA publishes its own cleaning guidance for sapphire and attaches its own conditions to it. We prefer not to use ultrasonic or steam cleaning on a stone we did not set, because we cannot see how the stone is held — that is our preference, not a warning from the report. Warm water, mild soap and a soft brush are what we use. Store the stone separately from other jewelry, and take it off before swimming, exercising or handling household chemicals.\u003c\/p\u003e\n\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eWays This Stone Can Be Set\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eEngagement ring center stone\u003c\/li\u003e\n\u003cli\u003eStatement pendant center stone\u003c\/li\u003e\n\u003cli\u003eCustom jewelry commission\u003c\/li\u003e\n\u003cli\u003eCollectors of Sri Lankan sapphire with GIA documentation\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Crescent Gems","offers":[{"title":"Default Title","offer_id":42665947136067,"sku":"CG8262","price":34496.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0658\/8982\/8931\/files\/image-2.jpg?v=1785416885"},{"product_id":"3-64-ct-natural-chrysoberyl-gemstone","title":"3.64 ct Natural Unheated Chrysoberyl | GIA Certified","description":"\u003cp\u003eThis 3.64 carat natural chrysoberyl gemstone is documented by GIA Report #2235922104, which confirms its weight, dimensions, and optical properties. Chrysoberyl ranks 8.5 on the Mohs scale — harder than most gem species outside the corundum family — and occurs in golden-yellow to yellow-green tones; this stone is graded green-yellow. At 3.64 carats, this is a substantial collector-grade piece; well-cut chrysoberyl above 3 carats is genuinely uncommon in the market.\u003c\/p\u003e\n\n\u003cdiv style=\"border: 2px solid #5b2c6f; border-radius: 10px; padding: 20px 24px; margin: 28px 0; background-color: #f9f5fc;\"\u003e\n\u003ch2 style=\"margin-top: 0; margin-bottom: 12px; color: #4a235a;\"\u003eExpert Opinion\u003c\/h2\u003e\n\u003cp style=\"font-weight: 600; margin-bottom: 6px;\"\u003e\u003ca href=\"\/en-au\/pages\/ahmed-shareek-about-the-owner\" style=\"color: #4a235a; text-decoration: underline;\"\u003eAhmed Shareek\u003c\/a\u003e's Assessment\u003c\/p\u003e\n\u003cp style=\"font-style: italic; margin-bottom: 0;\"\u003e\"A 3.64 ct chrysoberyl is genuinely large for the species — most of what comes through our hands is well under a carat, and clean, well-cut stones above 3 carats simply don't turn up often. This one is also completely untreated, which is typical for chrysoberyl but still worth confirming on paper, and the GIA report backs it up alongside the size; the clarity is our own assessment.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eRarity Analysis\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\n\u003cp\u003eChrysoberyl is a distinct, comparatively minor gem species next to sapphire, and within that already-small supply, a stone with this combination of size, color, and documentation is harder to find than any single factor suggests on its own.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Chrysoberyl's color range runs from golden-yellow through yellow-green. This stone's green-yellow grade sits toward the cooler, more saturated end of that range, which shows up less often than the more common honey-yellow tones.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e Most faceted chrysoberyl sold is under 1 carat. At 3.64 carats, this stone is well above typical market size — well-cut chrysoberyl above 3 carats is genuinely uncommon, since large clean rough is more often cut into cat's-eye cabochons than faceted stones of this size.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTreatment:\u003c\/strong\u003e Chrysoberyl is naturally almost always untreated — unlike sapphire, where the majority of commercial material is heat treated. So untreated status by itself isn't what sets this stone apart from other chrysoberyl; what's harder to find is untreated origin paired with this carat weight and clarity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDocumentation:\u003c\/strong\u003e A GIA report on a 3.64 ct chrysoberyl independently confirms species, weight, dimensions, and treatment status. Much of the chrysoberyl sold at this size and price point online carries no third-party lab documentation at all.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCombined effect:\u003c\/strong\u003e No single factor here — color, size, or certification — is extraordinary for chrysoberyl on its own. What makes this particular stone hard to replace is finding all three together in one eye-clean, well-cut piece.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eBuying Guidance\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\n\u003cp\u003eA few practical points to weigh before purchasing this specific stone:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eView it under more than one light source.\u003c\/strong\u003e The modified brilliant crown will show active scintillation, while the step-cut pavilion beneath it returns broader, more open flashes of color — an unusual hybrid faceting style that's worth seeing in daylight and warm indoor light before you decide.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCheck your setting against the actual dimensions.\u003c\/strong\u003e At 9.86 x 8.21 x 6.11 mm, this oval works well as a ring center stone or pendant focal point, but confirm your prong or bezel spacing against these measurements before committing to a mounting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVerify treatment and documentation on any stone you compare this to.\u003c\/strong\u003e Chrysoberyl is usually untreated, but \"usually\" isn't the same as verified — make sure any seller states treatment status explicitly and can back it up with independent lab paperwork.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDon't expect to find a direct replacement quickly.\u003c\/strong\u003e Given how infrequently chrysoberyl of this size and clarity comes to market, comparable inventory is not something you can count on restocking on a predictable timeline.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse the Try Before You Buy option\u003c\/strong\u003e if you would like to see the stone in hand before finalizing the purchase.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eLearn More About This Gemstone\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en-au\/blogs\/information-pages-complete-guide\/the-smart-way-to-buy-loose-gemstones-online-in-2026\"\u003eBuy Loose Gemstones the Smart Way in 2026\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-au\/blogs\/information-pages-complete-guide\/how-gems-are-formed-nature-s-incredible-underground-process\"\u003eHow Gemstones Are Formed: The Geology Behind Sapphires, Chrysoberyl, and Ceylon's Gem Deposits\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-au\/blogs\/information-pages-complete-guide\/cats-eye-chrysoberyl-buyers-guide\"\u003eChrysoberyl Species Guide: Crystal Structure, Hardness, and Color Range (Cat's Eye Chrysoberyl Buyer's Guide)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdiv style=\"border: 2px solid #5b2c6f; border-radius: 10px; padding: 20px 24px; margin: 28px 0; background-color: #f9f5fc;\"\u003e\n\u003ch2 style=\"margin-top: 0; margin-bottom: 14px; color: #4a235a;\"\u003eGemstone Data — At a Glance\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 0.95em;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600; width: 42%;\"\u003eItem #\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eCG8413\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eCarat Weight\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003e3.64 ct\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eSpecies \/ Variety\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eNatural Chrysoberyl (Chrysoberyl, BeAl₂O₄)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eShape \/ Cut\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eOval, Mixed Cut (Modified Brilliant crown, Step Cut pavilion)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eDimensions\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003e9.86 x 8.21 x 6.11 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eColor \/ Intensity\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eGreen-Yellow, Medium Intense\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003ePhenomenon\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eNone (standard transparent chrysoberyl — not the cat's-eye or alexandrite phenomenal varieties)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eTreatment\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eNone — Untreated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eOrigin\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eSri Lanka (Ceylon)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eClarity\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eEye Clean — our own assessment; GIA colored-stone reports carry no clarity grade\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eTransparency\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eTransparent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eHardness\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003e8.5 (Mohs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; font-weight: 600;\"\u003eCertification\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px;\"\u003eGIA Report #2235922104\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eCarat Weight: 3.64 Carats\u003c\/li\u003e\n\u003cli\u003eGem Type: Natural Chrysoberyl\u003c\/li\u003e\n\u003cli\u003eVariety: Chrysoberyl\u003c\/li\u003e\n\u003cli\u003eShape: Oval\u003c\/li\u003e\n\u003cli\u003eCut Style: Mixed Cut (Modified Brilliant crown, Step Cut pavilion)\u003c\/li\u003e\n\u003cli\u003eDimensions: 9.86 x 8.21 x 6.11 mm\u003c\/li\u003e\n\u003cli\u003eTreatment: None — untreated\u003c\/li\u003e\n\u003cli\u003eColor: Green-Yellow\u003c\/li\u003e\n\u003cli\u003eClarity: Eye Clean — our own assessment, not a GIA grade\u003c\/li\u003e\n\u003cli\u003eHardness: 8.5 on the Mohs scale\u003c\/li\u003e\n\u003cli\u003eCertification: GIA Report #2235922104\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003e\u003cstrong\u003eOne of a Kind\u003c\/strong\u003e\u003c\/h2\u003e\n\n\u003cp\u003eThis is a single natural gemstone, not a manufactured or lab-created replica — no two chrysoberyls form with identical color, clarity, and internal character. Once this stone sells, it's gone; there is no duplicate. What you see documented on the GIA report is the exact, individual stone you receive.\u003c\/p\u003e\n\n\u003ch2\u003e\u003cstrong\u003eCare of natural chrysoberyl gemstone\u003c\/strong\u003e\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eClean with lukewarm water and mild soap using a soft brush\u003c\/li\u003e\n\u003cli\u003eStore separately to avoid surface contact\u003c\/li\u003e\n\u003cli\u003eRemove before heavy physical activity\u003c\/li\u003e\n\u003cli\u003eAvoid ultrasonic or steam cleaners\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003e\u003cstrong\u003eWhat's included\u003c\/strong\u003e\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eGIA Report #2235922104\u003c\/li\u003e\n\u003cli\u003eGemstone packed in a gem sleeve\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Crescent Gems","offers":[{"title":"Default Title","offer_id":43031854481475,"sku":"CG8413","price":1310.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0658\/8982\/8931\/files\/1112023001_543805d8-0205-411a-bdd9-476b17fc5712.jpg?v=1778308066"},{"product_id":"4-25-ct-cats-eye-chrysoberyl-oval-cabochon-gia","title":"4.25 ct Natural Untreated Cat's Eye Chrysoberyl – Oval Cabochon | GIA Certified | Sri Lanka (Ceylon)","description":"\u003cp\u003eA natural 4.25 carat Oval Cat's Eye Chrysoberyl cabochon, completely untreated and documented on GIA Report #6247017765. Cat's eye chrysoberyl is the best known of the chatoyant gemstones — a phenomenon stone that displays a sharp, single band of light (the cat's eye) that glides across the dome of the cabochon as the stone is rotated. At 4.25 carats, this is a collector-grade specimen: cat's eye chrysoberyl at this size with a sharp, well-defined eye sits at the upper end of what the market offers in this phenomenon category. Chrysoberyl ranks 8.5 on the Mohs scale, which makes it durable enough for regular wear.\u003c\/p\u003e\n\u003cdiv style=\"border: 2px solid #5b2c6f; border-radius: 10px; padding: 20px 24px; margin: 28px 0; background-color: #f9f5fc;\"\u003e\n\u003ch2 style=\"margin-top: 0; margin-bottom: 12px; color: #4a235a;\"\u003eExpert Opinion\u003c\/h2\u003e\n\u003cp style=\"font-weight: 600; margin-bottom: 6px;\"\u003e\u003ca href=\"\/en-au\/pages\/ahmed-shareek-about-the-owner\" style=\"color: #4a235a; text-decoration: underline;\"\u003eAhmed Shareek\u003c\/a\u003e's Assessment\u003c\/p\u003e\n\u003cp style=\"font-style: italic; margin-bottom: 0;\"\u003e\"What stands out on this 4.25 ct chrysoberyl is how sharp and well-defined the silver eye is — that crispness, combined with a completely untreated stone and a GIA report confirming species and phenomenon, is what puts a cat's eye in the collector tier rather than the commercial one.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eRarity Analysis\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003eA handful of factors combine to make this specific chrysoberyl an uncommon find, even within the cat's eye category:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e A greenish yellow body color of medium saturation, paired with a sharp silver eye — a combination recorded for this individual stone.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e At 4.25 carats, this stone is well above the sizes that make up most of the commercial cat's eye chrysoberyl market.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTreatment:\u003c\/strong\u003e Completely untreated (\"No Enhancement\"), which is the natural state for the finest cat's eye chrysoberyl and is not something every stone on the market can claim.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePhenomenon:\u003c\/strong\u003e Displays chatoyancy as a single, sharp band of light that glides across the dome as the stone is rotated, rather than a soft or diffuse eye.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDocumentation:\u003c\/strong\u003e Backed by a GIA Cat's Eye Chrysoberyl Report (#6247017765) confirming species and phenomenon; the Sri Lanka (Ceylon) origin is the store's own assessment and is not covered by that report.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCombined effect:\u003c\/strong\u003e A sharp-eyed, untreated, GIA-documented cat's eye chrysoberyl over 4 carats is genuinely uncommon — much of the material offered is smaller, treated, or shows a softer, more diffuse eye.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eBuying Guidance\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003eA few practical points to weigh before purchasing this specific stone:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eView it under a single direct light source,\u003c\/strong\u003e such as a flashlight or spotlight, to see the sharp band glide across the dome — diffuse or multi-directional lighting will mute the effect.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlan the setting around the cabochon's dome.\u003c\/strong\u003e At 9.63 x 7.55 x 5.41 mm, this is a moderately domed oval cabochon, so a bezel or protective prong setting that leaves the dome unobstructed will show the eye best.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAsk any seller for the GIA report number\u003c\/strong\u003e when comparison-shopping cat's eye chrysoberyl, and confirm whether the stone is disclosed as untreated — not all cat's eye material sold online carries that disclosure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailability is limited to this single piece.\u003c\/strong\u003e As a natural cabochon, this stone is one of a kind by nature, and the combination of size, sharp eye, and untreated status described above is not something that can be reordered.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse the Try Before You Buy option\u003c\/strong\u003e if you would like to see the stone in hand before finalizing the purchase.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eLearn More About This Gemstone\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en-au\/blogs\/information-pages-complete-guide\/cats-eye-chrysoberyl-buyers-guide\"\u003eCat's Eye Chrysoberyl Buyer's Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-au\/blogs\/information-pages-complete-guide\/alexandrite-buyers-guide\"\u003eAlexandrite Guide (Color-Change Chrysoberyl)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-au\/blogs\/information-pages-complete-guide\/how-gems-are-formed-nature-s-incredible-underground-process\"\u003eHow Gemstones Are Formed\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-au\/blogs\/information-pages-complete-guide\/what-is-a-gia-sapphire-report-and-how-do-you-read-one\"\u003eGIA Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-au\/blogs\/information-pages-complete-guide\/how-to-commission-custom-sapphire-ring\"\u003eCustom Ring Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"border: 2px solid #5b2c6f; border-radius: 10px; padding: 20px 24px; margin: 28px 0; background-color: #f9f5fc;\"\u003e\n\u003ch2 style=\"margin-top: 0; margin-bottom: 14px; color: #4a235a;\"\u003eGemstone Data — At a Glance\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 0.95em;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600; width: 42%;\"\u003eItem #\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eCG8442\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eCarat Weight\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003e4.25 ct\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eSpecies \/ Variety\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eChrysoberyl, Cat's-Eye variety\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eShape \/ Cut\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eOval Cabochon\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eDimensions\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003e9.63 x 7.55 x 5.41 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eColor \/ Intensity\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eGreenish Yellow, Medium saturation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003ePhenomenon\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eChatoyancy (Cat's-Eye), sharp silver eye\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eTreatment\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eUntreated (No Enhancement)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eOrigin\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eSri Lanka (Ceylon) — store assessment, not covered by GIA report\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eClarity\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eNot Applicable (graded by chatoyancy quality, not standard clarity)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eTransparency\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eTranslucent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eHardness\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003e8.5 (Mohs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; font-weight: 600;\"\u003eCertification\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px;\"\u003eGIA Report #6247017765\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch2\u003e\u003cstrong\u003eWhy the Cat's Eye Effect Happens\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eCat's eye chrysoberyl's chatoyancy phenomenon is caused by microscopic parallel needle-like inclusions aligned within the crystal — light reflects off these needles as a single sharp band. The finest examples show a strong, well-defined eye and a \"milk and honey\" effect: when illuminated from one side, half the dome appears lighter and half darker, divided by the moving band of the eye.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eFeatures of this Cat's Eye Chrysoberyl\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSKU: CG8442\u003c\/li\u003e\n\u003cli\u003eCarat Weight: 4.25 carats\u003c\/li\u003e\n\u003cli\u003eDimensions: 9.63 × 7.55 × 5.41 mm\u003c\/li\u003e\n\u003cli\u003eGem Type: Natural Chrysoberyl, Cat's-Eye variety\u003c\/li\u003e\n\u003cli\u003eCut: Oval Cabochon\u003c\/li\u003e\n\u003cli\u003eOrigin: Sri Lanka (Ceylon) — store assessment, not covered by this GIA report\u003c\/li\u003e\n\u003cli\u003eTreatment: Untreated\u003c\/li\u003e\n\u003cli\u003eColor: Greenish Yellow\u003c\/li\u003e\n\u003cli\u003ePhenomenon: Displaying Chatoyancy — a sharp band of light moving across the dome\u003c\/li\u003e\n\u003cli\u003eTransparency: Translucent\u003c\/li\u003e\n\u003cli\u003eClarity: Not Applicable (graded by chatoyancy quality, not standard clarity)\u003c\/li\u003e\n\u003cli\u003eCertification: GIA Cat's Eye Chrysoberyl Report #6247017765\u003c\/li\u003e\n\u003cli\u003eHardness: 8.5 on the Mohs scale\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis Oval Cat's Eye Chrysoberyl was hand-selected for the sharpness of its eye — a crisp, well-defined band on an untreated 4.25 carat cabochon, documented by GIA Cat's Eye Chrysoberyl Report #6247017765.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eCare\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eClean with lukewarm water and mild soap using a soft brush\u003c\/li\u003e\n\u003cli\u003eStore separately to avoid surface contact\u003c\/li\u003e\n\u003cli\u003eAvoid ultrasonic or steam cleaners, which can affect the cabochon's polish and chatoyant effect\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eWhat's included\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGIA Cat's Eye Chrysoberyl Report #6247017765\u003c\/li\u003e\n\u003cli\u003eGemstone packed in a gem sleeve\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Crescent Gems","offers":[{"title":"Default Title","offer_id":43232607273027,"sku":"CG8442","price":9482.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0658\/8982\/8931\/files\/stone_CG8442_image-1.jpg?v=1780471047"},{"product_id":"3-08-ct-emerald-cut-ceylon-blue-sapphire-gia","title":"3.08 ct Natural Heated Blue Sapphire – Step Cut | GIA Certified | Sri Lanka (Ceylon)","description":"\u003cp\u003eA natural \u003cspan\u003e3.08 \u003c\/span\u003e carat blue sapphire in a step cut (similar to emerald cut), from Sri Lanka (Ceylon), heat treated, with GIA Report #1232980230. Ceylon blue sapphire at 3+ carats in a step-cut format is an unusual and architecturally distinctive specification — step facets create a hall-of-mirrors depth effect in the vivid blue rather than the surface brilliance of a brilliant cut, emphasizing the stone's color saturation and interior clarity. GIA Report #1232980230 confirms the Ceylon origin, weight, dimensions, and heat-treatment status.\u003c\/p\u003e\n\n\u003cdiv style=\"border: 2px solid #5b2c6f; border-radius: 10px; padding: 20px 24px; margin: 28px 0; background-color: #f9f5fc;\"\u003e\n\u003ch2 style=\"margin-top: 0; margin-bottom: 12px; color: #4a235a;\"\u003eExpert Opinion\u003c\/h2\u003e\n\u003cp style=\"font-weight: 600; margin-bottom: 6px;\"\u003e\u003ca href=\"\/en-au\/pages\/ahmed-shareek-about-the-owner\" style=\"color: #4a235a; text-decoration: underline;\"\u003eAhmed Shareek\u003c\/a\u003e's Assessment\u003c\/p\u003e\n\u003cp style=\"font-style: italic; margin-bottom: 0;\"\u003e\"A 3+ carat Ceylon blue in step cut is a deliberate choice for buyers who want depth over sparkle — the parallel facets let you look straight into the stone's color rather than breaking it into fire. At Loupe Clean clarity, this stone has nothing to hide, which is exactly what a step cut demands.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eRarity Analysis\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\n\u003cp\u003eBlue is the most recognized and most produced sapphire color, so rarity here isn't about the hue — it's about the specific combination of cut, size, and clarity this stone brings together.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e A classic, saturated Ceylon blue — the benchmark color for the category, with the broadest and most enduring demand of any sapphire hue.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCut:\u003c\/strong\u003e Step cutting is a minority format for sapphire; most Ceylon blue on the market is brilliant or mixed-cut. A well-executed step cut at this size is a less common specification, and it puts far more demand on clarity than a brilliant cut does, since there's no faceting to hide inclusions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e At 3.08 carats, this stone is well past the 1-carat range where most sapphire supply concentrates — clean material in the 3+ carat range becomes progressively harder to source as size increases.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClarity:\u003c\/strong\u003e Loupe Clean in our own assessment — no inclusions visible even under magnification. This is the clarity tier a step cut needs to work, since the open facets show straight through the stone.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTreatment:\u003c\/strong\u003e Heated — standard, widely accepted practice for blue sapphire, disclosed honestly here and not a rarity factor in itself.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDocumentation:\u003c\/strong\u003e Backed by a GIA report that confirms weight, dimensions, treatment, and a Ceylon origin opinion — a more rigorous standard of documentation than many stones in this size range carry.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCombined effect:\u003c\/strong\u003e Individually, a step cut, a 3+ carat size, and Loupe Clean clarity are each somewhat uncommon in blue sapphire; a stone that combines all three with GIA-documented Ceylon origin is a meaningfully harder specification to replace than its color alone would suggest.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eBuying Guidance\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\n\u003cp\u003eA few practical points to weigh before purchasing this specific stone:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eJudge it for clarity first, sparkle second:\u003c\/strong\u003e Step cuts are chosen for depth and color, not brilliance — view this stone (or its video) with that expectation rather than comparing it to a brilliant-cut sapphire's fire.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtect the corners in your setting:\u003c\/strong\u003e Elongated step-cut stones have exposed corners that are more vulnerable to chipping than a rounded outline. A setting with corner prongs or a protective bezel at the corners is the standard recommendation for a stone this shape and size.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfirm the dimensions fit your design:\u003c\/strong\u003e At 8.60 × 6.45 × 5.91 mm, this is a substantial stone — check a prospective mounting's stated stone dimensions before ordering, especially for a custom build.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReview the GIA report directly:\u003c\/strong\u003e Request and review Report #1232980230 to confirm the treatment and origin opinion match what's described here.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse the Try Before You Buy option\u003c\/strong\u003e if you would like to see the stone in hand before finalizing the purchase.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eLearn More About This Gemstone\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en-au\/blogs\/information-pages-complete-guide\/blue-sapphire-buyers-guide\"\u003eBlue Sapphire — The Complete Buyer's Guide to Color, Origin, and Value\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-au\/blogs\/information-pages-complete-guide\/emerald-cut-sapphire-guide\"\u003eEmerald Cut Sapphire — The Complete Guide to the Step Cut That Shows Everything\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-au\/blogs\/information-pages-complete-guide\/how-cut-affects-sapphire\"\u003eHow Cut Affects a Sapphire — And Why It Matters More Than Most Buyers Realize\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-au\/blogs\/information-pages-complete-guide\/how-sapphire-heat-treatment-works\"\u003eHow Sapphire Heat Treatment Works — Temperature, Process, and What Changes Inside the Stone\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-au\/blogs\/information-pages-complete-guide\/what-is-a-gia-sapphire-report-and-how-do-you-read-one\"\u003eWhat Is a GIA Sapphire Report and How Do You Read One?\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-au\/blogs\/information-pages-complete-guide\/ceylon-sapphire-complete-guide\"\u003eCeylon Sapphire: The Complete Guide to the World's Most Trusted Sapphire Origin\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-au\/blogs\/information-pages-complete-guide\/how-to-commission-custom-sapphire-ring\"\u003eCustom Ring Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-au\/blogs\/information-pages-complete-guide\/sapphire-buying-guide\"\u003eSapphire Buying Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdiv style=\"border: 2px solid #5b2c6f; border-radius: 10px; padding: 20px 24px; margin: 28px 0; background-color: #f9f5fc;\"\u003e\n\u003ch2 style=\"margin-top: 0; margin-bottom: 14px; color: #4a235a;\"\u003eGemstone Data — At a Glance\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 0.95em;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600; width: 42%;\"\u003eItem #\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eCG8443\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eCarat Weight\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003e3.08 ct\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eSpecies \/ Variety\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eNatural Blue Sapphire (Corundum)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eShape \/ Cut\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eStep Cut (elongated, emerald-shaped outline)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eDimensions\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003e8.60 × 6.45 × 5.91 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eColor \/ Intensity\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eBlue, Medium Intense (Fine Ceylon Blue)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003ePhenomenon\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eTreatment\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eHeated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eOrigin\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eSri Lanka (Ceylon) — per GIA Report #1232980230\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eClarity\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eLoupe Clean — our own assessment; GIA colored-stone reports carry no clarity grade\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eTransparency\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eTransparent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eHardness\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003e9 (Mohs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; font-weight: 600;\"\u003eCertification\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px;\"\u003eGIA Report #1232980230\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eWhy Choose this 3.08 ct Step-Cut Ceylon Blue Sapphire?\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003eStep-cut Ceylon blue sapphire at 3 carats is chosen by buyers who value architectural precision over sparkle — who want the color depth and interior character of step facets in the world's most recognized sapphire color. At this size, the step-cut blue creates a bold, dignified presence that rounds and cushions cannot replicate. GIA Report #1232980230 documents the Ceylon origin that this color profile deserves.\u003c\/p\u003e\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eKey Benefits of this Natural Blue Sapphire\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGIA-Confirmed Ceylon Origin\u003c\/strong\u003e\u003cbr\u003eGIA Report #1232980230 confirms Sri Lanka origin, weight, dimensions, and heat-treatment status.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStep-Cut Architectural Format\u003c\/strong\u003e\u003cbr\u003eStep facets in Ceylon blue create interior depth over sparkle — an unusual and refined aesthetic.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3+ Carat Statement Size\u003c\/strong\u003e\u003cbr\u003eAt this scale the step-cut blue has a commanding architectural presence in any setting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVivid Ceylon Blue\u003c\/strong\u003e\u003cbr\u003eThe characteristic vivid, bright blue associated with Sri Lankan fine sapphire production.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable for Daily Wear\u003c\/strong\u003e\u003cbr\u003eCorundum at Mohs 9, second only to diamond.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCarat Weight: 3.08 Carats\u003c\/li\u003e\n\u003cli\u003eGem Type: Natural Blue Sapphire\u003c\/li\u003e\n\u003cli\u003eCut: Step Cut\u003c\/li\u003e\n\u003cli\u003eOrigin: Ceylon (Sri Lanka) \u003c\/li\u003e\n\u003cli\u003eTreatment: Heat Treated\u003c\/li\u003e\n\u003cli\u003eColor: Blue\u003c\/li\u003e\n\u003cli\u003eClarity: Loupe Clean — no visible inclusions even under magnification — our own assessment, not a GIA grade\u003c\/li\u003e\n\u003cli\u003eCertification: GIA Report #1232980230\u003c\/li\u003e\n\u003cli\u003eHardness: 9 on the Mohs scale\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis 3.08 ct step-cut Ceylon blue sapphire has been hand-selected for the vividness and evenness of its blue — a quality the step-cut format demands, since step facets showcase the interior rather than masking it with brilliance.\u003c\/p\u003e\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eWhy Customers Love This Gemstone\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGIA Documentation:\u003c\/strong\u003e Ceylon origin confirmed by GIA Report #1232980230.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStep-Cut Distinction:\u003c\/strong\u003e Architectural format in the world's most recognized sapphire color.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3+ Carat Presence:\u003c\/strong\u003e The scale where step-cut blue makes a truly commanding statement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrusted Source:\u003c\/strong\u003e Ceylon origin, treatment disclosed honestly, GIA Report #1232980230.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOwning this 3.08 ct step-cut Ceylon blue sapphire means choosing the architectural format in the benchmark sapphire color at a statement size, backed by GIA Report #1232980230.\u003c\/p\u003e\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003ePerfect Uses for this 3.08 ct Ceylon Blue Sapphire\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eArt deco or architectural engagement ring\u003c\/li\u003e\n\u003cli\u003eStatement pendant in art deco setting\u003c\/li\u003e\n\u003cli\u003eCollectors of GIA-documented Ceylon blue sapphires\u003c\/li\u003e\n\u003cli\u003eInvestment in 3+ carat documented Ceylon blue\u003c\/li\u003e\n\u003cli\u003eSignificant anniversary or milestone commission\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Crescent Gems","offers":[{"title":"Default Title","offer_id":43232612384835,"sku":"CG8443","price":8656.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0658\/8982\/8931\/files\/8443001.jpg?v=1779989717"},{"product_id":"4-95-ct-oval-natural-tsavorite-garnet-gemstone","title":"4.95 ct Natural Tsavorite Garnet - Oval | GIA Report #5231980220","description":"\u003cp\u003eA natural 4.95 carat tsavorite garnet in an oval, with GIA identification report #5231980220 recording the species, variety, weight, measurements, shape, cutting style, colour and transparency. Tsavorite is the green variety of grossular garnet, a calcium aluminium silicate coloured by trace vanadium and chromium in the V\u003csup\u003e3+\u003c\/sup\u003e and Cr\u003csup\u003e3+\u003c\/sup\u003e states (\u003cem\u003eJournal of Luminescence\u003c\/em\u003e 277, 2025; \u003cem\u003eMinerals\u003c\/em\u003e 13(5) 639, 2023 — GIA itself publishes no chromophore for tsavorite).\u003c\/p\u003e\n\u003cdiv style=\"border: 2px solid #5b2c6f; border-radius: 10px; padding: 20px 24px; margin: 28px 0; background-color: #f9f5fc;\"\u003e\n\u003ch2 style=\"margin-top: 0; margin-bottom: 12px; color: #4a235a;\"\u003eExpert Opinion\u003c\/h2\u003e\n\u003cp style=\"font-weight: 600; margin-bottom: 6px;\"\u003e\u003ca href=\"\/en-au\/pages\/ahmed-shareek-about-the-owner\" style=\"color: #4a235a; text-decoration: underline;\"\u003eAhmed Shareek\u003c\/a\u003e's Assessment\u003c\/p\u003e\n\u003cp style=\"font-style: italic; margin-bottom: 0;\"\u003e\"A tsavorite approaching five carats, eye-clean to my eye and even in colour across the face, is a stone I looked at hard before buying. The GIA report settles the identification and the measurements and nothing more than that. Two things here are mine rather than the report's: I assess the stone as untreated, and I bought it as Kenyan material on our own purchase record. GIA does not issue an origin opinion for grossular garnet at all, so nobody should read Kenya off this report.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eWhere This Tsavorite Comes From\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\n\u003cp\u003eTsavorite forms in the Neoproterozoic Mozambique Belt, and the deposits described in the peer-reviewed literature lie in Kenya, Tanzania and Madagascar (Feneyrol et al., \u003cem\u003eEuropean Journal of Mineralogy\u003c\/em\u003e 26(2), 2014). The blurb printed on the GIA report states that \"the significant commercial sources for this garnet are Kenya and Tanzania\" — a statement about where the trade is supplied from, not about where this particular stone was mined.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eThis stone: Kenya, on Crescent Gems' purchase record.\u003c\/strong\u003e That is our documentation of where we bought it. It is not a GIA determination and must not be read as one: GIA does not offer geographic origin for grossular garnet, so the absence of an origin line on this report is not an option the submitter declined.\u003c\/p\u003e\n\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eBuying Guidance\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\n\u003cp\u003eA few practical points to weigh before purchasing this specific stone:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTreatment is seldom the question here — species usually is.\u003c\/strong\u003e AGTA's Gemstone Information Manual records tsavorite under code N, defined as \"Natural: No modification (or currently has no known modification process)\". That is a fact about the variety. What is recorded about \u003cem\u003ethis\u003c\/em\u003e stone is narrower: GIA describes the Colored Stone Identification Report as the service that \"identifies and describes a material and lists detectable treatments\", and this report lists none. Our own assessment is that the stone is untreated. The verification that matters most is species: a GIA or AGL report confirming grossular garnet establishes that the stone is tsavorite and not one of the other green garnets that are sold under the name.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChoose a protective setting.\u003c\/strong\u003e Mohs 7-7.5 is a scratch-hardness figure and says nothing about how a stone takes a knock; that is toughness, a separate property, and GIA's caution for garnet is that it \"should not be subjected to any hard blows or rough wear\". For a stone this size going into a ring, we recommend a bezel or another mounting that shields the girdle edge. That recommendation is Crescent Gems' own — GIA publishes no setting guidance for garnet.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCheck for window effect.\u003c\/strong\u003e Look straight down through the table under diffuse light — a well-cut tsavorite returns light evenly across the face; a poorly proportioned cut lets light pass straight through, creating a washed-out area in the centre regardless of how good the rough colour was.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse the Try Before You Buy option\u003c\/strong\u003e if you would like to see the stone's colour and brilliance in hand, under your own lighting, before finalizing the purchase.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eLearn More About This Gemstone\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en-au\/blogs\/information-pages-complete-guide\/tsavorite-garnet-buyers-guide\"\u003eTsavorite Garnet Buyer's Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-au\/blogs\/information-pages-complete-guide\/is-tsavorite-good-for-an-engagement-ring-durability-color-and-what-buyers-need-to-know\"\u003eTsavorite Engagement Ring Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-au\/blogs\/information-pages-complete-guide\/tsavorite-mining-kenya-tanzania\"\u003eTsavorite Mining Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-au\/blogs\/information-pages-complete-guide\/green-sapphire-buyers-guide\"\u003eGreen Sapphire Buyer's Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-au\/blogs\/information-pages-complete-guide\/the-smart-way-to-buy-loose-gemstones-online-in-2026\"\u003eLoose Gemstone Buying Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdiv style=\"border: 2px solid #5b2c6f; border-radius: 10px; padding: 20px 24px; margin: 28px 0; background-color: #f9f5fc;\"\u003e\n\u003ch2 style=\"margin-top: 0; margin-bottom: 14px; color: #4a235a;\"\u003eGemstone Data — At a Glance\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 0.95em;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600; width: 42%;\"\u003eItem #\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eCG8447\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eCarat Weight\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003e4.95 ct\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eSpecies \/ Variety\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eGrossular Garnet — Tsavorite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eShape\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eOval\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eCutting Style\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eCrown: Modified Brilliant Cut · Pavilion: Step Cut\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eDimensions\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003e11.54 × 9.51 × 6.48 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eColor\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eGreen — as printed on the GIA report (GIA colored-stone reports carry no color grade)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eTreatment\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eNo treatment listed on the GIA report; untreated in our own assessment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eOrigin\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eCrescent Gems' purchase record, not a GIA determination — Kenya\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eClarity\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eEye-clean — no visible inclusions face-up; our own assessment; GIA colored-stone reports carry no clarity grade\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eTransparency\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eTransparent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eHardness\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003e7-7.5 (Mohs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eToughness\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003e\"Good\" — as printed on the GIA report\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600;\"\u003eBirthstone\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eJanuary — as printed on the GIA report\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; font-weight: 600;\"\u003eLaboratory Report\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px;\"\u003eGIA Report #5231980220, 29 June 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eWhy Choose This 4.95 ct Tsavorite Garnet?\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003eThe GIA report settles the identification and the measurements: grossular garnet, variety tsavorite, 4.95 carats, 11.54 × 9.51 × 6.48 mm, oval, colour Green, transparent, crown Modified Brilliant Cut, pavilion Step Cut. GIA notes that fine tsavorite is \"cut into shapes and cutting styles that allow more of the weight to be retained from the rough\", which is what a step-cut pavilion does. In our own description — not a GIA grade, because GIA colored-stone reports carry no color grade — the stone reads as a vivid green. The eye-clean clarity and the untreated finding are likewise our own assessment: the report carries no clarity grade, and it lists no treatment.\u003c\/p\u003e\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eKey Points of this Natural Tsavorite Garnet\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGIA Report #5231980220\u003c\/strong\u003e\u003cbr\u003eRecords species, variety, weight, measurements, shape, cutting style, colour and transparency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo Treatment Listed\u003c\/strong\u003e\u003cbr\u003eGIA's Colored Stone Identification Report is the service that \"lists detectable treatments\"; this one lists none. AGTA records tsavorite under code N, \"Natural: No modification (or currently has no known modification process)\". Our own assessment is that the stone is untreated.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4.95 Carats, 11.54 × 9.51 × 6.48 mm\u003c\/strong\u003e\u003cbr\u003eThe weight and measurements printed on the report.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMohs 7-7.5, Toughness \"Good\"\u003c\/strong\u003e\u003cbr\u003eFrom the report's Characteristics panel. Mohs measures resistance to scratching; toughness is the separate property that describes how a stone resists chipping and breaking. GIA publishes no defined toughness scale, so the report's word is quoted as printed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJanuary Birthstone\u003c\/strong\u003e\u003cbr\u003eThe report's Characteristics panel prints Birthstone: January for this stone.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCarat Weight: 4.95 Carats\u003c\/li\u003e\n\u003cli\u003eGem Type: Natural Tsavorite Garnet\u003c\/li\u003e\n\u003cli\u003eSpecies: Grossular Garnet\u003c\/li\u003e\n\u003cli\u003eVariety: Tsavorite\u003c\/li\u003e\n\u003cli\u003eDimensions: 11.54 × 9.51 × 6.48 mm\u003c\/li\u003e\n\u003cli\u003eShape: Oval\u003c\/li\u003e\n\u003cli\u003eCutting Style: Crown Modified Brilliant Cut, pavilion Step Cut\u003c\/li\u003e\n\u003cli\u003eOrigin: Crescent Gems' purchase record, not a GIA determination — Kenya\u003c\/li\u003e\n\u003cli\u003eTreatment: None listed on the GIA report; untreated in our own assessment\u003c\/li\u003e\n\u003cli\u003eColor: Green — as printed on the GIA report\u003c\/li\u003e\n\u003cli\u003eClarity: Eye-clean — no visible inclusions under normal viewing — our own assessment, not a GIA grade\u003c\/li\u003e\n\u003cli\u003eLaboratory Report: GIA (Gemological Institute of America), Report #5231980220\u003c\/li\u003e\n\u003cli\u003eHardness: 7-7.5 on the Mohs scale\u003c\/li\u003e\n\u003cli\u003eToughness: \"Good\" as printed on the report\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eOne of a Kind\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003eThis is a natural gemstone, untreated in our own assessment — no two natural tsavorite garnets are exactly alike, and once this stone is sold it cannot be reordered or reproduced.\u003c\/p\u003e\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eCare of Tsavorite Garnet\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003eGIA publishes care guidance for garnet: warm soapy water is always safe, ultrasonic cleaners are usually safe with an exception, and steam cleaning is not recommended. GIA also says garnets \"should not be subjected to any hard blows or rough wear\".\u003c\/p\u003e\n\u003cp\u003eWe go further than GIA on one point: we do not put this stone in an ultrasonic cleaner. That is Crescent Gems' own preference, not GIA's guidance.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eClean with lukewarm water and mild soap using a soft brush\u003c\/li\u003e\n\u003cli\u003eDo not use an ultrasonic cleaner on this stone — our own preference, stricter than GIA's\u003c\/li\u003e\n\u003cli\u003eDo not steam clean — GIA does not recommend steam cleaning for garnet\u003c\/li\u003e\n\u003cli\u003eRemove before heavy physical activity — at Mohs 7-7.5 garnet scratches and abrades more readily than corundum at Mohs 9, and it is toughness rather than hardness that governs chipping\u003c\/li\u003e\n\u003cli\u003eStore separately from harder gemstones to prevent surface scratching\u003c\/li\u003e\n\u003cli\u003eGarnet has no cleavage (Perkins et al., \u003cem\u003eMineralogy\u003c\/em\u003e) — note that GIA publishes no cleavage value for garnet, so this is cited to the mineralogical literature and not to GIA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis 4.95 ct tsavorite garnet is a single stone, sold as it is described here, with what the GIA report records kept separate from what Crescent Gems assesses.\u003c\/p\u003e\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eWhat Buyers Ask About This Gemstone\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDocumentation:\u003c\/strong\u003e GIA Report #5231980220 records species, variety, weight, measurements, shape, cutting style, colour and transparency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTreatment:\u003c\/strong\u003e The report lists none; untreated is our own assessment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Kenya, on our purchase record. GIA issues no origin opinion for grossular garnet.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClarity and colour description:\u003c\/strong\u003e Ours, not GIA's. GIA colored-stone reports carry neither a clarity grade nor a color grade.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eUses for this 4.95 ct Tsavorite Garnet\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eStatement fine jewelry centerpiece\u003c\/li\u003e\n\u003cli\u003eCollectors of large tsavorite accompanied by a GIA report\u003c\/li\u003e\n\u003cli\u003eHeirloom-quality custom commission\u003c\/li\u003e\n\u003cli\u003ePrivate collection piece\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGIA report (Report #5231980220)\u003c\/li\u003e\n\u003cli\u003eGemstone packed in a gem sleeve\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eItem #: CG8447 | GIA Report #: 5231980220\u003c\/em\u003e\u003c\/p\u003e","brand":"Crescent Gems","offers":[{"title":"Default Title","offer_id":43233968652355,"sku":"CG8447","price":22724.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0658\/8982\/8931\/files\/8447001.jpg?v=1779989615"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0658\/8982\/8931\/collections\/3e884678-da19-4ee8-ab37-744aaf54725a.png?v=1781260327","url":"https:\/\/crescentgems.com\/en-au\/collections\/collectors-and-investment-gemstones.oembed","provider":"Crescent Gems","version":"1.0","type":"link"}