{"product_id":"natural-teal-blue-green-sapphire-1-69ct-radiant-cut-loose-gemstone","title":"Natural Teal Blue Green Sapphire 1.69 Ct Radiant Cut Loose Gemstone | Heat Treated September Birthstone","description":"\u003carticle\u003e\n\n\u003cp\u003e\u003cstrong\u003eNatural teal blue green sapphire weighing 1.69 carats, featuring a radiant cut, teal green colour, VVS clarity and heat treatment. Offered as a loose gemstone for custom engagement rings, pendants and bespoke jewellery designs, with certification from an authorised gemologist.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis natural teal blue green sapphire weighs 1.69 carats and displays an attractive blend of teal and green tones enhanced by a symmetrical radiant cut. Sold as a loose gemstone, it offers complete flexibility for custom engagement rings, pendants and personalised fine jewellery while maintaining the beauty and durability that sapphires are known for.\u003c\/p\u003e\n\n\u003cdiv class=\"ai-search-summary\" style=\"background:#f0f6ff;padding:16px;border-radius:8px;margin-bottom:20px;\"\u003e\n\n\u003ch3 style=\"margin-top:0;\"\u003eQuick Summary\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eNatural Teal Blue Green Sapphire\u003c\/li\u003e\n\u003cli\u003eWeight: 1.69 Carats\u003c\/li\u003e\n\u003cli\u003eRadiant Cut Loose Gemstone\u003c\/li\u003e\n\u003cli\u003eClarity: VVS\u003c\/li\u003e\n\u003cli\u003eColour: Teal Green\u003c\/li\u003e\n\u003cli\u003eTreatment: Heat Treated\u003c\/li\u003e\n\u003cli\u003eBirthstone: September\u003c\/li\u003e\n\u003cli\u003eCertificate from an authorised gemologist included\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003c\/div\u003e\n\n\u003cp\u003eRadiant-cut sapphires combine the elegant outline of step-cut gemstones with brilliant-style faceting, producing excellent light return while maintaining a clean geometric appearance. The balanced proportions of this gemstone make it suitable for both modern and classic jewellery designs.\u003c\/p\u003e\n\n\u003cp\u003eSapphire belongs to the natural corundum family and ranks 9 on the Mohs hardness scale, making it suitable for jewellery intended for regular wear when professionally set. Heat treatment is a widely accepted enhancement that improves colour while preserving the gemstone's natural origin.\u003c\/p\u003e\n\n\u003ch2\u003eGemstone Specifications\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIdentification:\u003c\/strong\u003e Natural Sapphire\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecies:\u003c\/strong\u003e Natural Corundum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVariety:\u003c\/strong\u003e Teal Sapphire\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShape \u0026amp; Cut:\u003c\/strong\u003e Radiant\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClarity:\u003c\/strong\u003e VVS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.69 Carats\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColour:\u003c\/strong\u003e Teal Green\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 6.20 × 6.20 × 4.50 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTreatment:\u003c\/strong\u003e Heat Treated\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBirthstone:\u003c\/strong\u003e September\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eCertification \u0026amp; Authenticity\u003c\/h2\u003e\n\n\u003cp\u003eThis sapphire is supplied with a certificate from an authorised gemologist confirming its natural origin and disclosed treatment.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eSeller Notes:\u003c\/strong\u003e This gemstone presents as a clean stone. Minor natural internal characteristics may be visible under magnification and are consistent with natural sapphire formation.\u003c\/p\u003e\n\n\u003ch2\u003eJewellery Applications\u003c\/h2\u003e\n\n\u003cp\u003eThis listing is for a loose gemstone only and does not include a finished jewellery setting.\u003c\/p\u003e\n\n\u003cp\u003eSuitable applications include:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eCustom engagement rings\u003c\/li\u003e\n\u003cli\u003eSolitaire ring designs\u003c\/li\u003e\n\u003cli\u003eHalo ring designs\u003c\/li\u003e\n\u003cli\u003ePendants and necklaces\u003c\/li\u003e\n\u003cli\u003eAnniversary jewellery\u003c\/li\u003e\n\u003cli\u003eSeptember birthstone jewellery\u003c\/li\u003e\n\u003cli\u003eBespoke fine jewellery projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eCustom settings are available in yellow gold, white gold, rose gold, silver and platinum. Contact us if you would like assistance creating a custom jewellery design.\u003c\/p\u003e\n\n\u003ch2\u003eWhy Choose This Gemstone?\u003c\/h2\u003e\n\n\u003cp\u003eTeal sapphires are appreciated for their distinctive blend of blue and green tones, offering an alternative to traditional blue sapphires. The radiant cut enhances brightness while maintaining a structured outline, making this gemstone suitable for a wide variety of contemporary and classic jewellery styles.\u003c\/p\u003e\n\n\u003cp\u003eAs the birthstone for September, sapphire has traditionally been associated with wisdom, loyalty and sincerity, making it a meaningful choice for personalised jewellery and special occasions.\u003c\/p\u003e\n\n\u003ch2\u003eExplore Related Collections\u003c\/h2\u003e\n\n\u003cp\u003eBrowse related collections and educational resources:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.nashgems.com\/collections\/blue-green-teal-sapphire\"\u003eBlue Green \u0026amp; Teal Sapphire Collection\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.nashgems.com\/collections\"\u003eNatural Sapphire Collection\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.nashgems.com\/collections\/all\"\u003eAll Loose Sapphire Gemstones\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.nashgems.com\/collections\/sapphire-gemstone-jewelry-rings\"\u003eCustom \u0026amp; Ready-to-Wear Sapphire Jewellery\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.nashgems.com\/pages\/contact\"\u003eContact Us\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.nashgems.com\/blogs\/gemstone-articles\"\u003eGemstone Education Articles\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eShipping \u0026amp; Returns\u003c\/h2\u003e\n\n\u003cp\u003eWorldwide shipping is available. Buyers are responsible for any applicable customs duties or import taxes. Returns are accepted according to our published return policy, provided the gemstone is returned unused and in its original condition.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\n\u003ch3\u003eIs this a natural teal sapphire?\u003c\/h3\u003e\n\n\u003cp\u003eYes. This gemstone is identified as a natural teal sapphire belonging to the corundum mineral family.\u003c\/p\u003e\n\n\u003ch3\u003eHas this sapphire been treated?\u003c\/h3\u003e\n\n\u003cp\u003eYes. This gemstone has undergone heat treatment, which is disclosed in the specifications and gemologist certificate.\u003c\/p\u003e\n\n\u003ch3\u003eDoes this listing include a finished ring?\u003c\/h3\u003e\n\n\u003cp\u003eNo. This listing is for a loose gemstone only. Custom jewellery settings are available separately.\u003c\/p\u003e\n\n\u003ch3\u003eCan this sapphire be used for an engagement ring?\u003c\/h3\u003e\n\n\u003cp\u003eYes. Its radiant cut, durability and balanced proportions make it suitable for custom engagement ring designs.\u003c\/p\u003e\n\n\u003ch3\u003eDoes this gemstone include certification?\u003c\/h3\u003e\n\n\u003cp\u003eYes. A certificate from an authorised gemologist confirming authenticity and disclosed treatment is included.\u003c\/p\u003e\n\n\u003c\/article\u003e\n","brand":"NASHGEMS","offers":[{"title":"Default Title","offer_id":44668333654244,"sku":"1.69 tl rum lt9","price":1039.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0605\/9569\/9940\/files\/loose_teal_sapphire_emerald_radiant_cut_vdf.jpg?v=1745834790","url":"https:\/\/www.nashgems.com\/products\/natural-teal-blue-green-sapphire-1-69ct-radiant-cut-loose-gemstone","provider":"NASHGEMS","version":"1.0","type":"link"}