{"title":"三角形藍寶石裸石","description":"\u003ch2\u003e三角形切割\u003c\/h2\u003e\u003cp\u003e三角形（trilliant，亦稱trillion）的輪廓有三條邊，刻面多為明亮式，邊線可以是直邊，亦可略向外弧。它幾何感強，常用作三石戒指兩側的配石，亦可單獨用作吊墜或戒指主石。\u003c\/p\u003e\u003ch2\u003e挑選要點\u003c\/h2\u003e\u003cp\u003e三角形對對稱度要求較高：可留意三條邊是否等長、三個角是否完整。尖角較薄，鑲嵌時一般以V形爪或包角保護。用作成對配石時，請留意兩顆的尺寸及顏色是否相近，可參考\u003ca href=\"\/zh-hant-ca\/collections\/matched-gemstone-pairs\"\u003e配對寶石\u003c\/a\u003e。其他非常規形狀見\u003ca href=\"\/zh-hant-ca\/collections\/fancy-cut-sapphires-usa\"\u003e花式切割藍寶石\u003c\/a\u003e。\u003c\/p\u003e\u003ch2\u003e加熱、報告與查詢\u003c\/h2\u003e\u003cp\u003eCrescent Gems自2000年起在斯里蘭卡採購原石，大部分寶石由自家工場切割，詳見\u003ca href=\"\/zh-hant-ca\/pages\/about-crescent-gems-all-you-need-to-know\"\u003e關於我們\u003c\/a\u003e。每顆寶石的頁面均註明是否經過加熱；如報告列有處理項目，我們會按報告原文列出。價位較高的寶石附有美國寶石學院（GIA）報告，頁面會顯示該寶石所附的報告。\u003c\/p\u003e\u003cp\u003e如欲查詢個別寶石，或希望我們為該寶石拍攝短片，請電郵至\u003ca href=\"mailto:crescentgems@gmail.com\"\u003ecrescentgems@gmail.com\u003c\/a\u003e，我們以中文回覆。寶石由美國經FedEx或UPS付運，全數投保：訂單金額499美元或以下，每張訂單運費60美元；超過499美元免運費。設14天退款保證（美國以外地區的退貨運費由買家承擔）。\u003c\/p\u003e","products":[{"product_id":"1-21-ct-trillion-shape-blue-sapphire","title":"1.21 ct Natural Heated Blue Sapphire – Trillion (Trilliant) Cut","description":"\u003cp\u003eA natural 1.21 carat blue sapphire in a trillion (trilliant) cut, heat treated. Trillion-cut blue sapphire is one of the less common format combinations in the market — most blue sapphires are cut oval or cushion for weight efficiency, so a true trillion represents a deliberate shape choice. The three-sided geometric outline of the trillion produces a face-up footprint significantly larger than the carat weight suggests, and the equal-sided triangular form has a bold, architectural character that stands apart from conventional engagement ring shapes.\u003c\/p\u003e\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=\"\/zh-hant-ca\/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 1.21 ct trillion-cut blue sapphire combines a dark, richly saturated Ceylon blue with a step-cut triangular silhouette — a shape combination genuinely uncommon in the blue sapphire market, where most material is cut oval or cushion.\"\u003c\/p\u003e\n\u003c\/div\u003e\u003ch2\u003eGood to Know\u003c\/h2\u003e\u003cp\u003eA few practical points to weigh before purchasing this specific stone:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eView the stone in daylight and under warm indoor light —\u003c\/strong\u003e dark saturated blues can read almost inky under low light, so confirm the tone works in the lighting where you'll wear it most.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAt 7.05 x 6.30mm with three pointed corners,\u003c\/strong\u003e this stone requires a setting with V-prong or protected corner tips — standard for trillion cuts but worth confirming with your jeweler before mounting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhen comparison-shopping,\u003c\/strong\u003e confirm heat treatment disclosure and lab source in writing, and ask whether any comparable stone offered is a true trillion or a modified triangular cut.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeigh the scarcity noted above,\u003c\/strong\u003e since a true trillion-cut center stone in a dark, saturated blue is harder to source than an oval or cushion of the same color and weight.\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\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eLearn More About This Gemstone\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/zh-hant-ca\/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=\"\/zh-hant-ca\/blogs\/information-pages-complete-guide\/what-is-an-unheated-sapphire\"\u003eUnheated Sapphire Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/zh-hant-ca\/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=\"\/zh-hant-ca\/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=\"\/zh-hant-ca\/blogs\/information-pages-complete-guide\/sapphire-buying-guide\"\u003eSapphire Buying Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/zh-hant-ca\/blogs\/information-pages-complete-guide\/how-to-care-for-a-sapphire-engagement-ring-cleaning-storage-and-what-to-avoid\"\u003eHow to Care for a Sapphire Engagement Ring\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Crescent Gems","offers":[{"title":"Default Title","offer_id":42665947758659,"sku":"CG8228","price":1400.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0658\/8982\/8931\/files\/stone_CG8228_image-1.jpg?v=1778351201"},{"product_id":"0-42-ct-trillion-purple-sapphire-ceylon-unheated","title":"0.42 ct Natural Unheated Violet Sapphire – Trillion (Trilliant) Cut | AGCL Certified | Sri Lanka (Ceylon)","description":"\u003cp\u003eA natural 0.42 carat violet sapphire in a trillion (trilliant) cut, completely unheated, documented on AGCL Report #M262743. The trillion is an equal-sided triangular shape that creates a larger face-up appearance than oval or round equivalents of the same weight, and in violet sapphire, the three-sided outline creates a striking geometric accent. At 0.42 carats, this stone is well-sized for earring accent positions, three-stone ring side stones, and small pendant designs where the trillion's distinctive outline adds visual character.\u003c\/p\u003e\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=\"\/zh-hant-ca\/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 trillion cut on unheated violet sapphire is a combination I don't see often — most trillion material goes to blue or heat-treated stones, so finding this 0.42 ct at 4.50 x 4.46 x 2.85 mm with clean, even color and no thermal history made it an easy stone to select.\"\u003c\/p\u003e\n\u003c\/div\u003e\u003ch2\u003eGood to Know\u003c\/h2\u003e\u003cp\u003eA few practical points to weigh before purchasing this specific stone:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCheck the pointed corners in person or on video.\u003c\/strong\u003e Trillion cuts have three vulnerable corners — ask to see close-up video of the culet area before committing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlan a protective setting.\u003c\/strong\u003e At 4.50 x 4.46 x 2.85 mm, this trillion suits prong or bezel settings with corner protection for ring use, or a secure bail for pendant use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAsk for the underlying lab report, not a summary.\u003c\/strong\u003e AGCL Report #M262743 documents this stone's treatment status independently — request it when comparison-shopping.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeigh the cut against availability.\u003c\/strong\u003e Trillion-cut violet sapphire in unheated quality is uncommon; this stone's combination of shape, color, and treatment status is not easily replaced at this weight.\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\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eLearn More About This Gemstone\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/zh-hant-ca\/blogs\/information-pages-complete-guide\/violet-sapphires-the-rare-beauty-of-royal-purple-elegance\"\u003eViolet Sapphire Buyer's Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/zh-hant-ca\/blogs\/information-pages-complete-guide\/what-is-an-unheated-sapphire\"\u003eUnheated Sapphire Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/zh-hant-ca\/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=\"\/zh-hant-ca\/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=\"\/zh-hant-ca\/blogs\/information-pages-complete-guide\/violet-sapphires-the-rare-beauty-of-royal-purple-elegance\"\u003eViolet vs Purple vs Blue Sapphire\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/zh-hant-ca\/blogs\/information-pages-complete-guide\/sapphire-buying-guide\"\u003eSapphire Buying Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Crescent Gems","offers":[{"title":"Default Title","offer_id":43009085308995,"sku":"CG8386","price":105.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0658\/8982\/8931\/files\/1112023001_8daca6e3-adbf-4f78-ba79-434e056a603b.jpg?v=1778308043"},{"product_id":"0-61-ct-trillion-violet-sapphire-unheated","title":"0.61 ct Natural Unheated Violet Sapphire – Trillion Cut | AGCL Certified | Sri Lanka (Ceylon)","description":"\u003cp\u003eA natural 0.61 ct Violet Sapphire cut in a trillion shape, completely unheated, documented on AGCL Report #M263121. This Violet Sapphire's three-sided, equal-length outline creates a larger face-up appearance than the carat weight alone suggests, making it an efficient way to display violet color at a compact size. Unheated status means the color is entirely natural — no thermal treatment has been used to modify or enhance the hue of this Violet Sapphire.\u003c\/p\u003e\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=\"\/zh-hant-ca\/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\"The trillion cut on this 0.61 ct stone earns its keep — the flat triangular face genuinely reads larger and shows more color per carat than an oval or round of the same weight, which matters more in violet sapphire than in most colors since the hue itself is already uncommon at this size.\"\u003c\/p\u003e\n\u003c\/div\u003e\u003ch2\u003eGood to Know\u003c\/h2\u003e\u003cp\u003eA few practical points to weigh before purchasing this specific stone:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCut consideration:\u003c\/strong\u003e Trillion-cut stones display sharp corners that need protective prong or bezel placement in a setting — discuss corner protection with your jeweler.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClarity expectations:\u003c\/strong\u003e Graded Slightly Included — inclusions may be visible to the unaided eye in certain lighting; request close-up photos if clarity is a priority.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eScale for your design:\u003c\/strong\u003e At 5.17 x 5.03mm, this stone reads as a compact accent or side stone rather than a solitaire center.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin disclosure:\u003c\/strong\u003e Sri Lanka (Ceylon) origin is the store's own assessment and is not addressed by the AGCL report.\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\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eLearn More About This Gemstone\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/zh-hant-ca\/blogs\/information-pages-complete-guide\/violet-sapphires-the-rare-beauty-of-royal-purple-elegance\"\u003eViolet Sapphire Buyer's Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/zh-hant-ca\/blogs\/information-pages-complete-guide\/what-is-an-unheated-sapphire\"\u003eUnheated Sapphire Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/zh-hant-ca\/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=\"\/zh-hant-ca\/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=\"\/zh-hant-ca\/blogs\/information-pages-complete-guide\/how-cut-affects-sapphire\"\u003eHow Cut Affects a Sapphire\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/zh-hant-ca\/blogs\/information-pages-complete-guide\/sapphire-buying-guide\"\u003eSapphire Buying Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Crescent Gems","offers":[{"title":"Default Title","offer_id":43035172896835,"sku":"CG8398","price":183.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0658\/8982\/8931\/files\/1112023001_8d6cfd39-e09c-43a2-8de6-bd93a7aa0517.jpg?v=1778308083"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0658\/8982\/8931\/collections\/1112023001_8d6cfd39-e09c-43a2-8de6-bd93a7aa0517.jpg?v=1781260427","url":"https:\/\/crescentgems.com\/zh-hant-ca\/collections\/trilliant-sapphires-triangular-loose-stones.oembed","provider":"Crescent Gems","version":"1.0","type":"link"}