{"product_id":"untreated-natural-yellow-green-sapphire-7-129-ct-bellerophon-certified","title":"Untreated Natural Yellow-Green Sapphire 7.129 ct – Bellerophon Certified","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003e🌿💎Natural Yellow-Green Sapphire – 7.129 ct (Untreated)\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eA fine natural sapphire in a deep yellow-green tone, certified by the respected French laboratory Bellerophon Gemlab. Weighing 7.129 carats, this oval-cut gemstone shows excellent transparency and a distinctive, refined color described as Deep Yellowish Green. The stone is completely natural with no indications of any treatment, making it both a meaningful collector’s piece and an attractive choice for high-quality jewelry.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eThe color displays subtle variations between warm golden-green and rich olive tones depending on lighting, giving the gemstone a sophisticated and organic character that sets it apart from traditional blue sapphires.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003e⸻\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eKey qualities:\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e • Natural \u0026amp; untreated — confirmed by Bellerophon\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e • Stable color — long-term color reliability\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e • Notable size — 7.129 ct for an untreated sapphire\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e • Classic oval cut — balanced brilliance and presence\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e • Transparent clarity — clean appearance for its type\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e • No fluorescence — natural light performance\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003e⸻\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eSpecifications (Bellerophon report)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e • Species: Natural Sapphire (Corundum)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e • Weight: 7.129 ct\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e • Measurements: 11.52 × 10.65 × 6.08 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e • Shape: Oval faceted\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e • Color: Deep Yellowish Green\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e • Treatment: None\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e • Color stability: Stable\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e • Fluorescence: None\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e • Geological type: Basalt-related deposit\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e • Certificate: Bellerophon Gemlab, Report No. B64739 (Oct 13, 2025)\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003e⸻\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eSuitable for:\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e • Bespoke rings or pendants\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e • High-end custom jewelry\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e • Collectors of rare, untreated sapphires\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003e⸻\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eCondition:\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eThe gemstone is supplied loose with its original Bellerophon certificate. A very good quality sapphire.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eVideolink 1:  https:\/\/www.youtube.com\/shorts\/dQb5hrTz7Zg\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eVideolink 2: https:\/\/www.youtube.com\/shorts\/RKg1wh6JGSo\u003c\/span\u003e\u003c\/p\u003e","brand":"RS Fine Diamonds","offers":[{"title":"Default Title","offer_id":57187848225151,"sku":null,"price":14990.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0971\/6151\/1295\/files\/625845425_10240510138996058_3226860137785990816_n.jpg?v=1774218785","url":"https:\/\/rs-fine-diamonds.myshopify.com\/products\/untreated-natural-yellow-green-sapphire-7-129-ct-bellerophon-certified","provider":"RS Fine Diamonds ","version":"1.0","type":"link"}