{"title":"Natural Ruby Over 1 Carat — Loose Stones with GIA","description":"\u003ch2\u003eNatural Ruby Over 1 Carat — Loose Stones with GIA Reports, Direct from Source\u003c\/h2\u003e\n\n\u003cp\u003eNatural ruby above 1 carat is one of the rarest commercially available gemstones on earth. At this size, fine colour, eye-clean clarity, and the presence or absence of heat treatment each have an exponential effect on price and collectibility. Every stone in this collection is natural corundum coloured by chromium, accompanied by a GIA laboratory report, and sold with complete treatment disclosure.\u003c\/p\u003e\n\n\u003cp\u003eRuby is the red variety of corundum — the same mineral family as sapphire, sharing a Mohs hardness of 9. Only diamond is harder. This makes ruby one of the most durable gemstones available for fine jewellery, engagement rings, and long-term collection.\u003c\/p\u003e\n\n\u003ch2\u003eWhy 1 Carat Is the Critical Threshold for Ruby\u003c\/h2\u003e\n\n\u003cp\u003eRuby pricing does not scale linearly with carat weight. A 1ct ruby in fine colour does not cost twice a 0.50ct stone — it typically costs four to eight times as much. The reason is scarcity of rough. Gem-quality ruby rough large enough to yield a 1ct finished stone with acceptable colour and clarity is genuinely rare. The overwhelming majority of ruby mined globally is either too included, too pale, or too dark to qualify as gem-grade. Among that minority, most is cut into sub-1ct stones to maximise recovery.\u003c\/p\u003e\n\n\u003cp\u003eThe result is a market where every 1ct+ ruby in fine colour and clean clarity is effectively an individual stone with its own story, and where GIA documentation is not optional — it is the instrument that makes a stone verifiable, insurable, and resaleable.\u003c\/p\u003e\n\n\u003ch2\u003eOrigins — Where Our Rubies Come From\u003c\/h2\u003e\n\n\u003cp\u003eThe most prestigious ruby origins in the world are Myanmar (Burma), Mozambique, and Sri Lanka (Ceylon). Each produces rubies with distinct character.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eMyanmar (Mogok and Mong Hsu)\u003c\/strong\u003e produces the benchmark for ruby — a pure, vivid red with slight blue fluorescence, described as \"pigeon's blood\" at the finest quality. Mogok rubies are among the most sought-after coloured gemstones in the world and command the highest origin premiums. \u003cstrong\u003eMozambique\u003c\/strong\u003e has emerged since the 2000s as the most commercially important ruby source, producing stones with comparable colour to Burma at lower origin premiums, making them the dominant source for GIA-certified rubies in the current market. \u003cstrong\u003eSri Lanka (Ceylon)\u003c\/strong\u003e produces rubies that tend toward lighter pinkish-red — distinct from the deeper Burmese and Mozambican tones, and often unheated.\u003c\/p\u003e\n\n\u003cp\u003eGIA laboratory reports can confirm geographic origin for many rubies. We disclose origin on every listing and carry GIA origin reports where available. For questions about a specific stone's source, email \u003ca href=\"mailto:crescentgems@gmail.com\"\u003ecrescentgems@gmail.com\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch2\u003eHeated vs Unheated Ruby — What It Means Over 1 Carat\u003c\/h2\u003e\n\n\u003cp\u003eHeat treatment in ruby — typically involving temperatures of 1,200°C to 1,800°C — is the industry standard, used to improve colour saturation and reduce the visibility of inclusions. Estimates vary but the majority of commercial rubies have been heat treated. The treatment is permanent and accepted universally by laboratories and the trade.\u003c\/p\u003e\n\n\u003cp\u003eUnheated rubies — stones that have received no thermal enhancement — are significantly rarer, particularly above 1 carat. At this size, an unheated ruby with strong colour and a GIA report is a genuinely scarce object. The premium for unheated over equivalent heated stones typically runs 50–200% at the 1ct mark and widens sharply above 2ct. For collectors and investment buyers, unheated status with laboratory confirmation is the highest-value combination in ruby.\u003c\/p\u003e\n\n\u003cp\u003eThis collection includes both heated and unheated stones. Treatment status is clearly stated on every product listing and confirmed by the accompanying GIA report.\u003c\/p\u003e\n\n\u003ch2\u003eUnderstanding the GIA Ruby Report\u003c\/h2\u003e\n\n\u003cp\u003eEvery stone in this collection ships with a GIA Colored Stone Identification and Origin Report or GIA Colored Stone Report. These documents confirm the following for each stone: species (corundum) and variety (ruby), carat weight and dimensions, shape and cutting style, colour description, clarity grade, and treatment status. Where origin determination is possible, geographic source is also stated.\u003c\/p\u003e\n\n\u003cp\u003eThe GIA report is the most widely recognised coloured stone certification globally. It is accepted by auction houses, insurance companies, customs authorities, and collectors worldwide. For a ruby over 1 carat, a GIA report is the baseline expectation for any serious transaction.\u003c\/p\u003e\n\n\u003ch2\u003eRuby Over 1 Carat for Engagement Rings\u003c\/h2\u003e\n\n\u003cp\u003eA 1ct+ ruby makes a striking and durable engagement ring centrepiece. Ruby's hardness of 9 on the Mohs scale makes it entirely suitable for daily wear — more durable than emerald (7.5–8), tanzanite (6.5–7), or opal (5.5–6.5). A 1ct oval ruby measures approximately 7×5mm; a 1ct cushion runs approximately 6mm across — both proportionate for most ring settings.\u003c\/p\u003e\n\n\u003cp\u003eFor engagement ring buyers, a heat-treated ruby in vivid colour is typically the right choice. The visual result is indistinguishable from unheated, the durability is identical, and the price is significantly more accessible. If budget allows and natural origin matters intrinsically — for investment, collection, or sentiment — the unheated option is available in this collection with full GIA documentation.\u003c\/p\u003e\n\n\u003cp\u003eRuby pairs beautifully with yellow gold (warm contrast) and white gold or platinum (cool contrast, maximises colour impact). For setting advice or to discuss a specific stone for a ring project, email \u003ca href=\"mailto:crescentgems@gmail.com\"\u003ecrescentgems@gmail.com\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch2\u003ePrice Guide — Natural Ruby Over 1 Carat\u003c\/h2\u003e\n\n\u003cp\u003eRuby pricing at 1ct+ varies enormously based on colour, clarity, origin, and treatment. The following ranges provide useful orientation for buyers approaching this tier:\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003e1.0–1.5ct, heated, good colour, GIA:\u003c\/strong\u003e $2,500–$5,000 total ($2,000–$3,500 per carat). \u003cstrong\u003e1.0–1.5ct, heated, vivid colour, eye-clean, GIA:\u003c\/strong\u003e $4,000–$8,000 total. \u003cstrong\u003e1.0–1.5ct, unheated, strong colour, GIA:\u003c\/strong\u003e $5,000–$15,000+ total depending on origin and saturation. \u003cstrong\u003e1.5–2.0ct, heated, fine colour, GIA:\u003c\/strong\u003e $6,000–$12,000 total. \u003cstrong\u003e1.5–2.0ct, unheated, vivid colour, GIA:\u003c\/strong\u003e $12,000–$30,000+ total. \u003cstrong\u003eAbove 2ct:\u003c\/strong\u003e Prices are highly individual and negotiated stone by stone.\u003c\/p\u003e\n\n\u003cp\u003eEvery listing in this collection shows the total price and the price per carat, allowing direct value comparison across stones of different sizes.\u003c\/p\u003e\n\n\u003ch2\u003eJyotish (Vedic Astrology) — Ruby for the Sun\u003c\/h2\u003e\n\n\u003cp\u003eIn Jyotish, ruby (Manikya) is the prescribed gemstone for the Sun (Surya). The standard requirements for a Jyotish ruby are: natural corundum, no heat treatment, eye-clean, vivid red with no brown modifier, and a minimum of 1.5–3ct depending on the practitioner. The unheated 1.83ct GIA ruby in this collection meets those specifications. See our \u003ca href=\"\/blogs\/information-pages-complete-guide\/buying-sapphires-for-jyotish-vedic-astrology\"\u003eJyotish gemstone guide\u003c\/a\u003e for full prescribing specification — the same principles for sapphire apply equally to ruby.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\n\u003ch3\u003eHow much does a 1 carat natural ruby cost?\u003c\/h3\u003e\n\u003cp\u003eA 1ct natural ruby with a GIA report in good colour and heat treated typically ranges from $2,500 to $5,000 total, depending on colour saturation, clarity, and cut quality. Vivid, eye-clean stones in this size range run $4,000–$8,000. Unheated 1ct rubies in strong colour start at approximately $5,000 and can reach $15,000+ depending on origin and saturation. Price per carat is the most useful comparison metric — every listing in this collection shows it.\u003c\/p\u003e\n\n\u003ch3\u003eIs a 1 carat ruby bigger than a 1 carat diamond?\u003c\/h3\u003e\n\u003cp\u003eA 1ct ruby appears slightly smaller than a 1ct diamond face-up because ruby has a higher specific gravity (heavier per unit volume). A 1ct round ruby measures approximately 6mm in diameter, compared to 6.4mm for a 1ct round diamond. In oval and cushion cuts — the most common shapes for ruby — a 1ct stone measures approximately 7×5mm, which gives a larger face-up appearance than a round of the same weight.\u003c\/p\u003e\n\n\u003ch3\u003eWhat is the difference between a heated and unheated ruby?\u003c\/h3\u003e\n\u003cp\u003eVisually, a well-selected heated ruby can be indistinguishable from an unheated one. The difference lies in rarity and market premium. Unheated rubies — those showing no evidence of thermal enhancement under laboratory examination — are significantly rarer at 1ct+, command a premium of 50–200% or more over equivalent heated stones, and are preferred by collectors, investors, and Jyotish buyers. GIA reports state treatment status definitively. All stones in this collection are GIA-certified with treatment status confirmed.\u003c\/p\u003e\n\n\u003ch3\u003eWhat is \"pigeon's blood\" ruby?\u003c\/h3\u003e\n\u003cp\u003ePigeon's blood is a trade term for the most prized shade of red in ruby — a pure, vivid red with a slight blue-violet component and strong red fluorescence, typically associated with Burma (Mogok) origin. GIA and other laboratories can formally designate a stone as pigeon's blood colour grade when it meets the specification. Pigeon's blood rubies command the highest premiums in the ruby market. Email \u003ca href=\"mailto:crescentgems@gmail.com\"\u003ecrescentgems@gmail.com\u003c\/a\u003e if you are specifically seeking a pigeon's blood graded stone — we source to specification.\u003c\/p\u003e\n\n\u003ch3\u003eCan I try a ruby before buying?\u003c\/h3\u003e\n\u003cp\u003eYes — select stones in this collection are eligible for our Try-On programme, where the stone ships to you for in-hand evaluation before you commit to purchase. Email \u003ca href=\"mailto:crescentgems@gmail.com\"\u003ecrescentgems@gmail.com\u003c\/a\u003e to confirm Try-On availability for a specific stone. Every purchase includes a 14-day return policy and free US shipping.\u003c\/p\u003e\n\n\u003ch3\u003eCan Crescent Gems source a specific ruby to my requirements?\u003c\/h3\u003e\n\u003cp\u003eYes. If you have a specific colour, carat weight, cut, treatment, or origin requirement not met by current stock, email \u003ca href=\"mailto:crescentgems@gmail.com\"\u003ecrescentgems@gmail.com\u003c\/a\u003e with your specification and budget. We source to order through our Sri Lanka and international supply network.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003cp\u003e\u003cem\u003eRelated collections: \u003ca href=\"\/collections\/ruby-gemstones-loose-stones-gia-certification\"\u003eAll natural rubies\u003c\/a\u003e · \u003ca href=\"\/collections\/collectors-and-investment-gemstones\"\u003eInvestment gemstones\u003c\/a\u003e · \u003ca href=\"\/collections\/untreated-sapphires\"\u003eUnheated natural gemstones\u003c\/a\u003e · \u003ca href=\"\/collections\/natural-loose-sapphires-for-sale-ceylon-direct\"\u003eAll sapphires\u003c\/a\u003e\u003c\/em\u003e\u003c\/p\u003e\n\n\u003cp\u003eQuestions about a specific stone? Email \u003ca href=\"mailto:crescentgems@gmail.com\"\u003ecrescentgems@gmail.com\u003c\/a\u003e — we respond personally within one business day. Free US shipping on every order. International shipping via FedEx and UPS.\u003c\/p\u003e","products":[{"product_id":"1-carat-ruby-1-17-ct-natural-oval-gia-lab-report","title":"1.17 ct Oval Ruby ~ Heat Treated, GIA","description":"\u003cp\u003eA natural 1.17 carat ruby in an oval cut, heat treated, accompanied by a GIA report. Ruby is natural corundum colored by chromium — the same mineral species as sapphire, but with enough chromium that the color enters the red range rather than remaining pink. At 1.17 carats with GIA documentation, this is a well-specified example for engagement and collector use; GIA reports for ruby confirm weight, dimensions, origin where determinable, and heat treatment status.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eWhy Choose this 1.17 ct GIA Oval Ruby?\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\n\u003cp\u003eThe GIA report on this stone provides the independent documentation that distinguishes a verified ruby from a claim. Ruby is the most commercially misrepresented colored gemstone — pink sapphires, red spinels, and low-quality material are routinely sold as ruby without documentation. A GIA report resolves the ambiguity: the report confirms the material is natural corundum of ruby color, weight, and dimensions, with treatment status stated explicitly.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eKey Benefits of this Natural Ruby\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGIA-Documented Ruby\u003c\/strong\u003e\u003cbr\u003eIndependent confirmation of species, weight, dimensions, and treatment status.\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 ruby, fully disclosed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOval Cut Versatility\u003c\/strong\u003e\u003cbr\u003eThe most practical ruby shape for engagement rings and pendants.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAbove-1-Carat Size\u003c\/strong\u003e\u003cbr\u003eGIA-documented ruby above 1 carat is the minimum threshold for investment-grade consideration.\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\u003ch3\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eCarat Weight: 1.17 Carats\u003c\/li\u003e\n\u003cli\u003eGem Type: Natural Ruby\u003c\/li\u003e\n\u003cli\u003eCut: Oval\u003c\/li\u003e\n\u003cli\u003eTreatment: Heat Treated\u003c\/li\u003e\n\u003cli\u003eColor: Red\u003c\/li\u003e\n\u003cli\u003eClarity: Eye-clean — no visible inclusions under normal viewing\u003c\/li\u003e\n\u003cli\u003eCertification: GIA report\u003c\/li\u003e\n\u003cli\u003eHardness: 9 on the Mohs scale\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThis 1.17 ct GIA oval ruby has been hand-selected for the richness of its red and the quality of its cut — the combination that determines performance in finished ruby jewelry.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eWhy Customers Love This Gemstone\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGIA Documentation:\u003c\/strong\u003e The verification that removes ambiguity about species, quality, and treatment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAbove-1-Carat:\u003c\/strong\u003e The minimum threshold for GIA-documented ruby investment consideration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRich Red:\u003c\/strong\u003e The color most associated with fine ruby — warm, vivid, and immediately recognizable.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrusted Source:\u003c\/strong\u003e Every attribute documented, treatment disclosed honestly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eOwning this 1.17 ct GIA ruby means investing in a documented stone — every significant attribute confirmed by the world's most recognized gem laboratory.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003ePerfect Uses for this 1.17 ct Ruby\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eEngagement ring center stone\u003c\/li\u003e\n\u003cli\u003eStatement pendant or cocktail ring\u003c\/li\u003e\n\u003cli\u003eCollectors of GIA-documented natural ruby\u003c\/li\u003e\n\u003cli\u003eJuly birthstone gift\u003c\/li\u003e\n\u003cli\u003eAnniversary or romantic milestone gift\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Crescent Gems","offers":[{"title":"Default Title","offer_id":42700447219779,"sku":"CG8250","price":3600.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0658\/8982\/8931\/files\/1112023001_f8973359-0a50-4a18-861a-96ae8b0c08c9.jpg?v=1778308014"},{"product_id":"1-83-ct-cushion-shaped-natural-ruby-untreated-gia","title":"1.83 ct Cushion Ruby ~ Untreated, GIA","description":"\u003cp\u003eA natural 1.83 carat ruby in a cushion cut, completely untreated, accompanied by a GIA report. Untreated ruby — corundum that has never been heated — is among the most rare and collectible gemstones available in the loose stone market. Heat treatment is standard practice for virtually all commercial ruby (some estimates place this above 95% of the market), so a GIA-documented untreated ruby above 1 carat represents a genuinely exceptional find. The cushion cut at 1.83 carats produces strong face-up color in the deep red range that ruby is prized for.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eWhy Choose this 1.83 ct Untreated GIA Cushion Ruby?\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\n\u003cp\u003eThe combination of three factors — untreated status, GIA documentation, and above-1.5-carat size — places this stone in the upper tier of natural ruby collecting. Untreated status means the color is entirely natural: no furnace, no glass filling, no enhancement of any kind. The GIA report confirms this independently. At 1.83 carats, the stone has the weight for a dominant center stone in ring or pendant settings, and the cushion cut deepens the red across the face-up surface.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eKey Benefits of this Natural Ruby\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUntreated — GIA Confirmed\u003c\/strong\u003e\u003cbr\u003eNo heat treatment, no glass filling, no enhancement. Certified untreated by GIA — the most authoritative confirmation available.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExceptional Rarity\u003c\/strong\u003e\u003cbr\u003eGIA-documented untreated ruby above 1.5 carats is among the most sought-after colored gemstones in trade.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1.83-Carat Center Stone Size\u003c\/strong\u003e\u003cbr\u003eLarge enough for a dominant presence in any engagement ring, cocktail ring, or pendant.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCushion Cut Color Depth\u003c\/strong\u003e\u003cbr\u003eThe cushion geometry concentrates the deep red saturation across the face-up surface.\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\u003ch3\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eCarat Weight: 1.83 Carats\u003c\/li\u003e\n\u003cli\u003eGem Type: Natural Ruby\u003c\/li\u003e\n\u003cli\u003eCut: Cushion\u003c\/li\u003e\n\u003cli\u003eTreatment: Untreated — GIA confirmed\u003c\/li\u003e\n\u003cli\u003eColor: Red\u003c\/li\u003e\n\u003cli\u003eClarity: Eye-clean — no visible inclusions under normal viewing\u003c\/li\u003e\n\u003cli\u003eCertification: GIA report\u003c\/li\u003e\n\u003cli\u003eHardness: 9 on the Mohs scale\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThis 1.83 ct untreated GIA cushion ruby has been hand-selected as an exceptional specimen — GIA-confirmed untreated ruby of this size is the combination that defines the finest tier of natural ruby collecting.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eWhy Customers Love This Gemstone\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGIA Untreated Confirmation:\u003c\/strong\u003e The most authoritative verification in the gemstone world — no treatment, no exception.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrue Rarity:\u003c\/strong\u003e Untreated ruby above 1.5 carats is one of the rarest gem categories available commercially.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInvestment Grade:\u003c\/strong\u003e Untreated, GIA-documented, above 1.5 carats — the specification that defines collector-level ruby.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrusted Source:\u003c\/strong\u003e Every claim independently confirmed, nothing undisclosed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eOwning this 1.83 ct untreated GIA cushion ruby means acquiring one of the genuinely rare gemstones in the colored stone market — a stone whose natural color is confirmed by the world's most recognized laboratory.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003ePerfect Uses for this 1.83 ct Untreated Ruby\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eInvestment-grade gemstone collection\u003c\/li\u003e\n\u003cli\u003eStatement engagement ring center stone\u003c\/li\u003e\n\u003cli\u003eCollectors of GIA-documented untreated ruby\u003c\/li\u003e\n\u003cli\u003eHeirloom-quality custom commission\u003c\/li\u003e\n\u003cli\u003eSignificant anniversary or milestone gift\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Crescent Gems","offers":[{"title":"Default Title","offer_id":42701345947715,"sku":"CG8338","price":3700.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0658\/8982\/8931\/files\/1112023001_605e32fa-94a6-4628-bef2-71ed6b4b179e.jpg?v=1778308024"},{"product_id":"1-carat-ruby-1-09-ct-emerald-cut-natural-gia-report","title":"1.09 ct Emerald-Cut Ruby ~ Heat Treated, GIA","description":"\u003cp\u003eA natural 1.09 carat ruby in an emerald cut, heat treated, accompanied by a GIA report. Emerald-cut ruby is one of the rarest combinations in fine colored gemstones — the step-cut format demands better clarity than brilliant cuts (since step facets cannot mask inclusions the way brilliant faceting does), and ruby is typically heavily included. A GIA-reported emerald-cut ruby with eye-clean clarity represents a deliberate selection for both cut quality and material quality simultaneously.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eWhy Choose this 1.09 ct GIA Emerald-Cut Ruby?\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\n\u003cp\u003eThe GIA report confirms the stone is natural ruby — the verification that resolves the species ambiguity that makes ruby the most commonly misrepresented gemstone. The emerald cut creates an architectural, art deco look that distinguishes this stone from the oval and cushion rubies that dominate the market, and the step facets reveal the stone's color depth in a way that brilliant cuts do not.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eKey Benefits of this Natural Ruby\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGIA-Documented Ruby\u003c\/strong\u003e\u003cbr\u003eIndependent confirmation of species, weight, dimensions, and treatment status.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEmerald Cut Distinction\u003c\/strong\u003e\u003cbr\u003eArchitectural step-cut ruby — the format that most clearly differentiates this stone from the oval-cushion majority.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStep-Cut Clarity Requirement Met\u003c\/strong\u003e\u003cbr\u003eEye-clean clarity in ruby is exceptional — step facets reveal everything, making this clarity level meaningful.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAbove-1-Carat Center Stone\u003c\/strong\u003e\u003cbr\u003e1.09 carats — a practical center stone weight in the most desirable red gemstone.\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\u003ch3\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eCarat Weight: 1.09 Carats\u003c\/li\u003e\n\u003cli\u003eGem Type: Natural Ruby\u003c\/li\u003e\n\u003cli\u003eCut: Emerald Cut\u003c\/li\u003e\n\u003cli\u003eTreatment: Heat Treated\u003c\/li\u003e\n\u003cli\u003eColor: Red\u003c\/li\u003e\n\u003cli\u003eClarity: Eye-clean — no visible inclusions under normal viewing\u003c\/li\u003e\n\u003cli\u003eCertification: GIA report\u003c\/li\u003e\n\u003cli\u003eHardness: 9 on the Mohs scale\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThis 1.09 ct GIA emerald-cut ruby has been hand-selected for the quality of its red and the clarity that the emerald cut demands — a genuinely uncommon combination in natural ruby.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eWhy Customers Love This Gemstone\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGIA Documentation:\u003c\/strong\u003e Species, quality, and treatment confirmed independently.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEmerald Cut Rarity:\u003c\/strong\u003e Step-cut ruby at this clarity is genuinely uncommon.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArt Deco Appeal:\u003c\/strong\u003e The architectural step format in the most historically significant colored gemstone.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrusted Source:\u003c\/strong\u003e Every attribute documented, treatment disclosed honestly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eOwning this 1.09 ct GIA emerald-cut ruby means choosing the most architecturally distinctive format in the most historically prized colored gemstone — with independent documentation to confirm it.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003ePerfect Uses for this 1.09 ct Emerald-Cut Ruby\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eArt deco or architectural engagement ring\u003c\/li\u003e\n\u003cli\u003eStatement pendant center stone\u003c\/li\u003e\n\u003cli\u003eCollectors of unusual-cut GIA-documented rubies\u003c\/li\u003e\n\u003cli\u003eJuly birthstone fine jewelry commission\u003c\/li\u003e\n\u003cli\u003eSignificant anniversary or romantic gift\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Crescent Gems","offers":[{"title":"Default Title","offer_id":43022352318531,"sku":"CG8407","price":3270.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0658\/8982\/8931\/files\/1112023001_36c3fdf3-7a0d-4f02-929c-401f89728ec3.jpg?v=1777536660"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0658\/8982\/8931\/collections\/1112023217_ab6b06fd-23b5-40b6-a4d8-36d920ab0bbd.jpg?v=1783168849","url":"https:\/\/crescentgems.com\/collections\/natural-ruby-over-1-carat-loose-stones-with-gia.oembed","provider":"Crescent Gems","version":"1.0","type":"link"}