{"product_id":"natural-bluish-green-teal-sapphire-1-54ct-radiant-cut-loose-gemstone","title":"Natural Bluish Green Teal Sapphire 1.54 Ct Radiant Cut Loose Gemstone | Heat Treated September Birthstone","description":"\u003carticle\u003e\n\n\u003cp\u003e\u003cstrong\u003eNatural bluish green teal sapphire weighing 1.54 carats, featuring a radiant cut, bluish teal colour and heat treatment. Offered as a loose gemstone for custom engagement rings, pendants and bespoke jewellery designs, complete with certification from an authorised gemmologist.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis natural bluish green teal sapphire displays a balanced combination of blue and green tones with attractive natural colour variation. Weighing 1.54 carats and cut in a radiant shape, this loose gemstone is suitable for custom engagement rings, pendants and fine jewellery while offering complete design flexibility.\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 bluish green teal sapphire\u003c\/li\u003e\n\u003cli\u003eWeight: 1.54 carats\u003c\/li\u003e\n\u003cli\u003eRadiant cut loose gemstone\u003c\/li\u003e\n\u003cli\u003eColour: Bluish Teal\u003c\/li\u003e\n\u003cli\u003eTreatment: Heat Treated\u003c\/li\u003e\n\u003cli\u003eBirthstone: September\u003c\/li\u003e\n\u003cli\u003eMohs Hardness: 9\u003c\/li\u003e\n\u003cli\u003eGemmologist certificate included\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003c\/div\u003e\n\n\u003cp\u003eThe radiant cut combines brilliance with defined facet structure, enhancing the gemstone's natural colour while maintaining an elegant appearance. Sapphire belongs to the corundum family and ranks 9 on the Mohs hardness scale, making it suitable for jewellery intended for regular wear when professionally set.\u003c\/p\u003e\n\n\u003cp\u003eAs the birthstone for September, sapphire has traditionally been associated with wisdom, loyalty and sincerity. Bluish green sapphires offer a distinctive alternative to traditional blue sapphires while retaining the durability and timeless appeal for which sapphires are recognised.\u003c\/p\u003e\n\n\u003ch2\u003eGemstone Specifications\u003c\/h2\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e\n\u003cstrong\u003eIdentification:\u003c\/strong\u003e Natural Sapphire\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cstrong\u003eSpecies:\u003c\/strong\u003e Natural Corundum\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cstrong\u003eVariety:\u003c\/strong\u003e Bluish Green Teal Sapphire\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cstrong\u003eShape \u0026amp; Cut:\u003c\/strong\u003e Radiant\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.54 Carats\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cstrong\u003eColour:\u003c\/strong\u003e Bluish Teal\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cstrong\u003eTreatment:\u003c\/strong\u003e Heat Treated\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cstrong\u003eHardness:\u003c\/strong\u003e 9 on the Mohs Scale\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 6.80 × 6.10 × 4.00 mm\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cstrong\u003eBirthstone:\u003c\/strong\u003e September\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cstrong\u003eSold As:\u003c\/strong\u003e Loose Gemstone (Unset)\u003c\/li\u003e\n\n\u003c\/ul\u003e\n\n\u003ch2\u003eCertification \u0026amp; Authenticity\u003c\/h2\u003e\n\n\u003cp\u003eThis sapphire includes a certificate issued by an authorised gemmologist confirming its natural identity and disclosed treatment information.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eSeller Notes:\u003c\/strong\u003e A natural crystal inclusion is present within the gemstone. Such internal characteristics are commonly found in natural earth-mined sapphires and are consistent with natural formation.\u003c\/p\u003e\n\n\u003cp\u003eSlight colour variation may be visible under different lighting conditions due to the gemstone's natural colour zoning.\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\n\u003cli\u003eCustom engagement rings\u003c\/li\u003e\n\n\u003cli\u003eSolitaire ring designs\u003c\/li\u003e\n\n\u003cli\u003eHalo ring settings\u003c\/li\u003e\n\n\u003cli\u003ePendants and necklaces\u003c\/li\u003e\n\n\u003cli\u003eFine bespoke jewellery\u003c\/li\u003e\n\n\u003cli\u003eSeptember birthstone jewellery\u003c\/li\u003e\n\n\u003cli\u003eGemstone collections\u003c\/li\u003e\n\n\u003c\/ul\u003e\n\n\u003cp\u003eCustom jewellery services are available using gold, rose gold, white gold, silver and platinum with optional diamond accents.\u003c\/p\u003e\n\n\u003ch2\u003eWhy Choose This Gemstone?\u003c\/h2\u003e\n\n\u003cp\u003eBluish green sapphires are appreciated for their distinctive balance of blue and green hues, giving each gemstone an individual appearance. The radiant cut enhances brilliance while preserving structural symmetry, making this gemstone a versatile choice for contemporary and classic jewellery designs.\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\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\n\u003cli\u003e\u003ca href=\"https:\/\/www.nashgems.com\/collections\"\u003eNatural Sapphire Collection\u003c\/a\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003ca href=\"https:\/\/www.nashgems.com\/collections\/all\"\u003eAll Loose Sapphire Gemstones\u003c\/a\u003e\u003c\/li\u003e\n\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\n\u003cli\u003e\u003ca href=\"https:\/\/www.nashgems.com\/blogs\/gemstone-articles\"\u003eGemstone Education Articles\u003c\/a\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003ca href=\"https:\/\/www.nashgems.com\/pages\/contact\"\u003eContact Us\u003c\/a\u003e\u003c\/li\u003e\n\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 within 15 days of delivery provided the gemstone is returned unused and in its original condition according to our published return policy.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\n\u003ch3\u003eIs this a natural bluish green teal sapphire?\u003c\/h3\u003e\n\n\u003cp\u003eYes. This gemstone is a natural sapphire from the corundum family and is not synthetic or laboratory created.\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 gemmologist certificate.\u003c\/p\u003e\n\n\u003ch3\u003eIs this sold as 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 gemstone be used for an engagement ring?\u003c\/h3\u003e\n\n\u003cp\u003eYes. Its durability and radiant cut make it suitable for custom engagement ring designs and everyday wear when professionally set.\u003c\/p\u003e\n\n\u003ch3\u003eWhy can the colour appear different under different lighting?\u003c\/h3\u003e\n\n\u003cp\u003eNatural bluish green sapphires may display subtle colour variation under different lighting conditions due to their natural colour zoning and optical properties.\u003c\/p\u003e\n\n\u003c\/article\u003e\n","brand":"NASHGEMS","offers":[{"title":"Default Title","offer_id":44286899421412,"sku":"1.54 teal R32","price":803.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0605\/9569\/9940\/files\/bluish_green_sapphire_precious_stone_xfhdfg.jpg?v=1745833322","url":"https:\/\/www.nashgems.com\/products\/natural-bluish-green-teal-sapphire-1-54ct-radiant-cut-loose-gemstone","provider":"NASHGEMS","version":"1.0","type":"link"}