{"title":"Saphirs blancs taille radiant – Pierres naturelles sur papier","description":"\u003cp\u003eDes saphirs blancs naturels en taille radiant, chacun vendu comme une pierre unique sur papier pour des bagues et des pendentifs modernes. Chaque fiche présente la pierre elle-même, avec son poids en carats, ses dimensions, son prix, et indique si elle a été chauffée.\u003c\/p\u003e\u003cp\u003eParcourez tous nos \u003ca href=\"\/fr-cn\/collections\/white-sapphire-gemstones-diamond-alternative-loose-stones\"\u003esaphirs blancs\u003c\/a\u003e, toutes formes confondues, ou tous nos \u003ca href=\"\/fr-cn\/collections\/radiant-cut-sapphires-usa\"\u003esaphirs taille radiant\u003c\/a\u003e, toutes couleurs confondues.\u003c\/p\u003e","products":[{"product_id":"1-06-ct-radiant-white-sapphire-colorless","title":"1.06 ct Natural Unheated White Sapphire – Radiant Cut","description":"\u003cp\u003eA natural 1.06 carat white sapphire in a radiant cut, colorless and untreated. White (colorless) sapphire is corundum without the trace elements that produce color — the same mineral as blue or yellow sapphire, but entirely without chromophores. At Mohs 9, it is substantially harder than any other colorless gemstone alternative to diamond. The radiant cut combines the architectural outline of a rectangular shape with brilliant faceting, producing strong light return in the colorless material.\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=\"\/fr-cn\/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 1.06 ct radiant-cut white sapphire is untreated, eye-clean, and cut with a rectangular, brilliant-faceted outline that gives colorless corundum a modern silhouette with strong light return.\"\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 under both daylight and warm indoor light —\u003c\/strong\u003e the radiant cut's brilliant faceting returns light differently than a step or round brilliant cut, so check sparkle under the lighting you'll wear it in most.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAt 6.75 x 5.08mm,\u003c\/strong\u003e this rectangular radiant outline needs a four-prong setting sized for its dimensions rather than a round-stone mounting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhen comparison-shopping,\u003c\/strong\u003e confirm treatment status in writing — coated or diffusion-treated white sapphire is common in the market, and this stone carries neither.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeigh the scarcity noted above,\u003c\/strong\u003e since an untreated, eye-clean white sapphire above 1 carat is harder to source than the broader white sapphire category.\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=\"\/fr-cn\/blogs\/information-pages-complete-guide\/white-sapphire-buyers-guide\"\u003eWhite Sapphire Buyer's Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/fr-cn\/blogs\/information-pages-complete-guide\/what-size-sapphire-is-best-for-an-engagement-ring-carat-weight-millimetres-and-how-to-choose\"\u003eWhat Size Sapphire Is Best for an Engagement Ring?\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/fr-cn\/blogs\/information-pages-complete-guide\/what-is-an-unheated-sapphire\"\u003eUnheated Sapphire Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/fr-cn\/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=\"\/fr-cn\/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=\"\/fr-cn\/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":42665947725891,"sku":"CG8229","price":636.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0658\/8982\/8931\/files\/1112023001_87ea72e9-f32e-4738-aa4f-f948b365a90e.jpg?v=1778307988"},{"product_id":"1-73-ct-radiant-white-sapphire-colorless","title":"1.73 ct Natural Unheated White Sapphire – Radiant Cut","description":"\u003cp\u003eA natural 1.73 carat white sapphire in a radiant cut, colorless and untreated. White sapphire is natural corundum that formed without the trace elements that produce color — the same mineral species as blue, yellow, or pink sapphire but entirely without chromophores. The radiant cut at 1.73 carats produces a stone with strong face-up presence and a modern rectangular silhouette — a format that delivers both architectural clarity and brilliant light return in colorless material.\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=\"\/fr-cn\/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\"Untreated colorless sapphire above 1.5 carats is genuinely scarce — most white sapphire on the market has been heat treated to remove residual color, so a natural, untreated 1.73 ct stone with eye-clean clarity is not something you'll find in every parcel.\"\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 it under bright, direct light.\u003c\/strong\u003e Radiant cuts perform best under strong lighting, so assess brilliance in conditions similar to where you'll wear it.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConsider the setting for an elongated silhouette.\u003c\/strong\u003e At 8.42 x 5.27 mm, this radiant suits an east-west or classic four-prong solitaire setting; confirm your setting accommodates the rectangular outline.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfirm treatment status directly when comparison shopping.\u003c\/strong\u003e Untreated stones are the minority of white sapphire on the market, and the term \"natural\" alone does not guarantee untreated — ask for documentation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeigh availability at this size and treatment status.\u003c\/strong\u003e Untreated colorless sapphire at this size and clarity is a narrower slice of the market than heat-treated white sapphire, which affects both price and availability, as described above.\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=\"\/fr-cn\/blogs\/information-pages-complete-guide\/white-sapphire-buyers-guide\"\u003eWhite Sapphire Buyer's Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/fr-cn\/blogs\/information-pages-complete-guide\/what-is-an-unheated-sapphire\"\u003eUnheated Sapphire Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/fr-cn\/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=\"\/fr-cn\/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=\"\/fr-cn\/blogs\/information-pages-complete-guide\/sapphire-vs-moissanite-vs-lab-diamond\"\u003eSapphire vs. Moissanite vs. Lab Diamond\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/fr-cn\/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":42665948053571,"sku":"CG7994","price":1211.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0658\/8982\/8931\/files\/1112023001_b031465a-385b-4683-a01a-c92270d4946a.jpg?v=1778308011"},{"product_id":"1-13-ct-radiant-white-sapphire-colorless-untreated","title":"Saphir blanc naturel non chauffé de 1,13 ct – octogonal, taille radiant | Rapport AGCL n° M263118","description":"\u003cp\u003eUn saphir naturel de \u003cstrong\u003e1,13 ct\u003c\/strong\u003e, \u003cstrong\u003eincolore\u003c\/strong\u003e, forme octogonale et taille radiant, avec le commentaire \u003cstrong\u003e« aucun indice de chauffe (non chauffé) »\u003c\/strong\u003e : ce sont les mentions du rapport AGCL (Arctic Gem Certification \u0026amp; Laboratory) n° M263118, daté du 5 mars 2026, dans notre traduction. C'est une pierre seule, pour une bague dont il serait la pierre centrale, ou un pendentif. Il a été extrait et acheté au Sri Lanka, ce qui relève de notre propre relevé d'approvisionnement et non d'une constatation de laboratoire (le rapport AGCL ne comporte aucun champ d'origine) ; selon notre propre appréciation, il ne montre aucune inclusion sous un grossissement de 10×.\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;\"\u003eL'avis de l'expert\u003c\/h2\u003e\n\u003cp style=\"font-weight: 600; margin-bottom: 6px;\"\u003eL'appréciation d'\u003ca href=\"\/fr-cn\/pages\/ahmed-shareek-about-the-owner\" style=\"color: #4a235a; text-decoration: underline;\"\u003eAhmed Shareek\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"font-style: italic; margin-bottom: 0;\"\u003e« C'est un seul saphir blanc, de 1,13 ct. Son rapport le décrit incolore, de forme octogonale et de taille radiant, avec le commentaire “aucun indice de chauffe (non chauffé)”, et ce sont aussi les mots que j'emploie pour lui. Je le propose pour une bague dont il serait la pierre centrale, ou un pendentif. Si vous souhaitez d'autres photographies ou une vidéo avant de vous décider, demandez-les-moi. »\u003c\/p\u003e\n\u003c\/div\u003e\u003ch2\u003eBon à savoir\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eComparez le rapport et la pierre :\u003c\/strong\u003e vérifiez le n° M263118, le poids de 1,13 ct et les mesures de 6,30 × 4,86 × 3,90 mm sur la pierre que vous recevez.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCe que couvre « non chauffé » :\u003c\/strong\u003e « aucun indice de chauffe (non chauffé) » est un constat qui porte sur la chauffe seule ; la chauffe est le seul traitement dont traite le rapport.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMonture :\u003c\/strong\u003e ce contour octogonal demande une monture prévue pour une pierre rectangulaire, avec des griffes qui protègent les coins. C'est notre suggestion, et non celle du rapport.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDureté :\u003c\/strong\u003e le saphir est un corindon, de dureté 9 sur l'échelle de Mohs. C'est une propriété de l'espèce, et non une donnée du rapport.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eLivraison, retours et contenu de l'envoi\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\nLes frais de livraison pour votre pays sont indiqués au moment du paiement ; les droits de douane et taxes éventuels sont réglés à la livraison.\u003c\/li\u003e\n\u003cli\u003e\nGarantie satisfait ou remboursé de 14 jours.\u003c\/li\u003e\n\u003cli\u003e\nLivré avec le rapport AGCL n° M263118, dans une pochette à gemme.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Crescent Gems","offers":[{"title":"Default Title","offer_id":43022394458179,"sku":"CG8392","price":678.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0658\/8982\/8931\/files\/1112023001_6e17b77e-404e-4889-8be3-71c1f03bda99.jpg?v=1778308046"}],"url":"https:\/\/crescentgems.com\/fr-cn\/collections\/radiant-cut-white-sapphires.oembed","provider":"Crescent Gems","version":"1.0","type":"link"}