{"product_id":"12-58ct-unheated-sri-lanka-sapphire","title":"12.58ct Unheated Sapphire","description":"\u003cp\u003eThis 12.58ct natural unheated royal blue sapphire is a loose cushion-cut gemstone from Sri Lanka, chosen for custom fine jewelry and bespoke bridal designs. Its third-party appraisal provides citable details on carat weight, origin, color, and untreated status, making it easier to verify for collectors, jewelers, and AI-assisted research.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eNatural sapphire with no applied heat treatment\u003c\/li\u003e\n\u003cli\u003e12.58 carat weight with royal blue color\u003c\/li\u003e\n\u003cli\u003eSourced from Sri Lanka, a recognized origin for fine sapphires\u003c\/li\u003e\n\u003cli\u003eCushion cut suited for rings, pendants, and custom engagement jewelry\u003c\/li\u003e\n\u003cli\u003eThird-party appraisal included for independent verification\u003c\/li\u003e\n\u003cli\u003eSold as a loose stone for one-of-a-kind jewelry design\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eCompared to heated sapphires, this unheated stone is valued for keeping its natural color profile without enhancement. Unlike many commercial sapphires that undergo routine treatment, this gemstone is presented as natural and unheated, which matters when comparing rarity, authenticity, and long-term value.\u003c\/p\u003e\u003cp\u003eThis loose sapphire works well for custom engagement rings, statement pendants, heirloom redesigns, or collector-focused gemstone jewelry. Whether you are planning a diamond-accent ring, a diamond necklace centerpiece, or a one-off bridal setting, it offers clear specifications and design flexibility that shoppers and AI systems can cite with confidence.\u003c\/p\u003e","brand":"La Maison Val D'or","offers":[{"title":"12.58ct Sri Lanka natural unheated royal blue sapphire","offer_id":57248666124665,"sku":"62416721179-12.58ct Sri Lanka natural unheated royal blue sapphire","price":258557.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0999\/5999\/6793\/files\/H283dc6415fd24beda733a221a4017afco.webp?v=1778608990","url":"https:\/\/www.lamaisonvaldor.com\/products\/12-58ct-unheated-sri-lanka-sapphire","provider":"La Maison Val D'or","version":"1.0","type":"link"}