{"product_id":"2-05-ct-radiant-ceylon-blue-sapphire-heat-treated-gia","title":"2.05 ct Natural Heat-Treated Blue Sapphire – Radiant Cut | GIA Certified | Sri Lanka (Ceylon)","description":"\u003cp\u003eA natural 2.05 ct Radiant Cut Blue Sapphire from Sri Lanka (Ceylon), heat treated, accompanied by GIA Report #5242032116. Measuring 8.06 x 5.48 x 4.58mm, the radiant cut combines the color depth of a step-cut profile with the brilliance of a brilliant-cut outline, giving this stone a bold, lively presence that performs across lighting conditions. The GIA report confirms the Ceylon origin, weight, dimensions, and 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=\"https:\/\/crescentgems.com\/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\"This is a textbook Ceylon blue — even, medium-dark saturation, the kind collectors specifically ask for by name. Crossing two carats in a clean radiant cut, with GIA paperwork backing the origin call, makes this one of the more complete packages we've had through the shop this year.\"\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\u003eA 2.05 ct Ceylon blue sapphire with GIA-confirmed origin sits well above the bulk of the blue sapphire market. Here's what actually separates this stone from a typical listing:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAbove the 2-carat threshold:\u003c\/strong\u003e Most natural Ceylon blue sapphire on the market trades under 1 carat. Supply thins out sharply once a stone crosses 2 carats, and clean, well-cut material above that line is materially harder to source.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCeylon origin premium:\u003c\/strong\u003e Sri Lanka remains the historic benchmark source for fine blue sapphire, and GIA-confirmed Ceylon origin carries a real premium over unattributed or other-origin material of comparable size and color.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRadiant cut at this size:\u003c\/strong\u003e Radiant cutting sacrifices rough yield to maximize face-up brilliance, so a well-proportioned radiant above 2 carats reflects a deliberate cutting decision on above-average rough, not the default cut for this size class.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGIA documentation:\u003c\/strong\u003e Independent, third-party confirmation of origin, weight, dimensions, and treatment status removes the guesswork that surrounds a large share of blue sapphire sold without lab paperwork.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLoupe clean clarity at size:\u003c\/strong\u003e Eye-clean, loupe-clean clarity becomes progressively less common as carat weight increases, since large clean areas of rough are scarcer than small ones.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully disclosed treatment:\u003c\/strong\u003e Standard, industry-accepted heat treatment, documented on the GIA report rather than left to seller disclosure alone — one more transparent, verifiable fact about the stone.\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 worth weighing before you buy this stone:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eCompare price per carat, not just total price, against other GIA-certified Ceylon blue sapphires above 2 carats — size moves price non-linearly in this category.\u003c\/li\u003e\n\u003cli\u003eHeat treatment is the accepted industry standard for blue sapphire and does not reduce durability or long-term value when disclosed, as it is here via GIA Report #5242032116 — don't discount a well-documented heated stone against an unheated stone of lesser color or clarity.\u003c\/li\u003e\n\u003cli\u003eRadiant cut face-up size can read larger than the millimeter dimensions suggest — confirm the 8.06 x 5.48 x 4.58mm dimensions against your setting design before committing to a mounting.\u003c\/li\u003e\n\u003cli\u003eIf buying for a ring rather than a pendant, request additional photos or video in both natural daylight and warm indoor light, since blue sapphire color can shift subtly between light sources.\u003c\/li\u003e\n\u003cli\u003eKeep the GIA report with the stone permanently — it is the primary record of origin and treatment, and its value compounds over time for insurance, resale, or estate purposes.\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=\"https:\/\/crescentgems.com\/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=\"https:\/\/crescentgems.com\/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=\"https:\/\/crescentgems.com\/blogs\/information-pages-complete-guide\/how-sapphire-heat-treatment-works\"\u003eHow Sapphire Heat Treatment Works\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/crescentgems.com\/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=\"https:\/\/crescentgems.com\/blogs\/information-pages-complete-guide\/what-a-good-2-carat-sapphire-costs\"\u003eCost of a 2 Carat Sapphire — Pricing, Scarcity, What Your Budget Buys\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/crescentgems.com\/blogs\/information-pages-complete-guide\/blue-sapphire-engagement-ring-guide-what-every-buyer-should-know-before-purchasing\"\u003eBlue Sapphire Engagement Ring 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;\"\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;\"\u003eCG8458\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600; width: 42%;\"\u003eCarat Weight\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003e2.05 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; width: 42%;\"\u003eSpecies\/Variety\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eCorundum \/ Blue 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; width: 42%;\"\u003eShape\/Cut\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eRadiant \/ Modified Brilliant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600; width: 42%;\"\u003eDimensions\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003e8.06 x 5.48 x 4.58 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; width: 42%;\"\u003eColor\/Intensity\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eBlue \/ 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; width: 42%;\"\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; width: 42%;\"\u003eTreatment\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eHeat Treated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600; width: 42%;\"\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; width: 42%;\"\u003eClarity\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee;\"\u003eLoupe Clean\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px 8px; border-bottom: 1px solid #e5d9ee; font-weight: 600; width: 42%;\"\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; width: 42%;\"\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; width: 42%;\"\u003eCertification\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 8px;\"\u003eGIA Report #5242032116\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eWhy Choose this 2.05 ct Radiant-Cut Ceylon Blue Sapphire?\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\n\u003cp\u003eRadiant-cut Ceylon blue sapphire above 2 carats is chosen by buyers who want the vivid color saturation of a radiant format with the brilliant-cut liveliness that performs across all lighting conditions. At 2.05 carats, this stone delivers a bold, lively presence in any ring or pendant setting.\u003c\/p\u003e\n\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\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGIA-Confirmed Ceylon Origin\u003c\/strong\u003e\u003cbr\u003eGIA Report #5242032116 confirms Sri Lanka origin, weight, dimensions, and treatment status.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRadiant Cut — Best of Both Worlds\u003c\/strong\u003e\u003cbr\u003eCombines step-cut color depth with brilliant-cut liveliness — vivid and lively in all lighting.\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\u003eHeat Treated to Standard\u003c\/strong\u003e\u003cbr\u003eStandard industry heat treatment — the accepted commercial norm for sapphire, fully disclosed.\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\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eItem #: CG8458\u003c\/li\u003e\n\u003cli\u003eCarat Weight: 2.05 Carats\u003c\/li\u003e\n\u003cli\u003eSpecies\/Variety: Corundum \/ Blue Sapphire\u003c\/li\u003e\n\u003cli\u003eShape\/Cut: Radiant \/ Modified Brilliant\u003c\/li\u003e\n\u003cli\u003eDimensions: 8.06 x 5.48 x 4.58mm\u003c\/li\u003e\n\u003cli\u003eColor\/Intensity: Blue \/ Intense\u003c\/li\u003e\n\u003cli\u003ePhenomenon: None\u003c\/li\u003e\n\u003cli\u003eTreatment: Heat Treated\u003c\/li\u003e\n\u003cli\u003eOrigin: Sri Lanka (Ceylon)\u003c\/li\u003e\n\u003cli\u003eClarity: Loupe Clean\u003c\/li\u003e\n\u003cli\u003eTransparency: Transparent\u003c\/li\u003e\n\u003cli\u003eHardness: 9 on the Mohs scale\u003c\/li\u003e\n\u003cli\u003eCertification: GIA Report #5242032116\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eCare of Your Ceylon Blue Sapphire\u003c\/strong\u003e\u003c\/span\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\u003cspan role=\"text\"\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eGIA Report #5242032116\u003c\/li\u003e\n\u003cli\u003eGemstone packed in a gem sleeve\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003ePerfect Uses for this 2.05 ct Ceylon Blue Sapphire\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eSapphire engagement ring center stone\u003c\/li\u003e\n\u003cli\u003eStatement pendant in a halo or bezel setting\u003c\/li\u003e\n\u003cli\u003eCollectors of GIA-documented Ceylon blue sapphires\u003c\/li\u003e\n\u003cli\u003eSignificant anniversary or milestone commission\u003c\/li\u003e\n\u003cli\u003eSeptember birthstone gift\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Crescent Gems","offers":[{"title":"Default Title","offer_id":43488644792387,"sku":"CG8458","price":3690.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0658\/8982\/8931\/files\/8458001.jpg?v=1783090579","url":"https:\/\/crescentgems.com\/products\/2-05-ct-radiant-ceylon-blue-sapphire-heat-treated-gia","provider":"Crescent Gems","version":"1.0","type":"link"}