{"product_id":"natural-teal-blue-green-parti-sapphire-1-55ct-round-cut-loose-gemstone","title":"Natural Teal Blue-Green Parti Sapphire 1.55 Ct Round Cut Loose Gemstone | Unheated September Birthstone","description":"\u003carticle\u003e\n\n\u003cp\u003e\u003cstrong\u003eNatural teal blue-green parti sapphire weighing 1.55 carats, featuring a round cut, teal blue colour, VS clarity and untreated (no heat) status. 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 parti sapphire displays a distinctive blend of blue and green within a single crystal, creating the characteristic parti colour effect. Sold as a loose gemstone, it provides complete flexibility for custom jewellery while offering a unique alternative to a traditional blue sapphire.\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 parti sapphire\u003c\/li\u003e\n\u003cli\u003eWeight: 1.55 carats\u003c\/li\u003e\n\u003cli\u003eRound cut loose gemstone\u003c\/li\u003e\n\u003cli\u003eClarity: VS\u003c\/li\u003e\n\u003cli\u003eColour: Teal Blue\u003c\/li\u003e\n\u003cli\u003eTreatment: Untreated \/ No Heat\u003c\/li\u003e\n\u003cli\u003eBirthstone: September\u003c\/li\u003e\n\u003cli\u003eGemologist certificate included\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003c\/div\u003e\n\n\u003cp\u003eThe round cut enhances brilliance while showcasing the gemstone's natural blue-green colour variation. Every parti sapphire displays its own unique colour distribution, making each stone visually distinctive and suitable for custom engagement rings, pendants and heirloom jewellery.\u003c\/p\u003e\n\n\u003cp\u003eSapphire 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. Teal parti sapphires are appreciated by buyers seeking natural colour variation and individuality in a fine gemstone.\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 Blue-Green Parti Sapphire\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShape \u0026amp; Cut:\u003c\/strong\u003e Round\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClarity:\u003c\/strong\u003e VS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.55 Carats\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColour:\u003c\/strong\u003e Teal Blue\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 6.30 × 4.60 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTreatment:\u003c\/strong\u003e Untreated \/ No Heat\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 includes a certificate issued by an authorised gemologist confirming its natural origin and gemstone characteristics.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eSeller Notes:\u003c\/strong\u003e A natural crystal inclusion is present within the gemstone. Internal characteristics are commonly found in natural earth-mined sapphires and are consistent with natural 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\u003eAnniversary rings\u003c\/li\u003e\n\u003cli\u003eRight-hand rings\u003c\/li\u003e\n\u003cli\u003ePendants and necklaces\u003c\/li\u003e\n\u003cli\u003eModern solitaire designs\u003c\/li\u003e\n\u003cli\u003eHalo ring settings\u003c\/li\u003e\n\u003cli\u003eBespoke fine jewellery\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eCustom jewellery settings are available in yellow gold, white gold, rose gold and platinum. Please contact us for custom design options.\u003c\/p\u003e\n\n\u003ch2\u003eWhy Choose This Gemstone?\u003c\/h2\u003e\n\n\u003cp\u003eTeal blue-green parti sapphires naturally display multiple colours within a single crystal, giving every gemstone a unique appearance. Their combination of durability, distinctive colour zoning and versatility makes them an attractive choice for custom jewellery and September birthstone pieces.\u003c\/p\u003e\n\n\u003cp\u003eIn traditional gemstone symbolism, sapphire is associated with wisdom, loyalty and sincerity, making it a meaningful choice for engagement jewellery and personalised gifts.\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\/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\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.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\n\u003ch3\u003eIs this a natural teal parti sapphire?\u003c\/h3\u003e\n\n\u003cp\u003eYes. This is a natural teal blue-green parti sapphire and is not synthetic or laboratory grown.\u003c\/p\u003e\n\n\u003ch3\u003eHas this sapphire been treated?\u003c\/h3\u003e\n\n\u003cp\u003eNo. This gemstone is untreated (no heat), as disclosed in the specifications.\u003c\/p\u003e\n\n\u003ch3\u003eDoes this listing include a 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 round cut, durability and untreated natural colour make it well suited for a custom engagement ring design.\u003c\/p\u003e\n\n\u003ch3\u003eWhy do parti sapphires display multiple colours?\u003c\/h3\u003e\n\n\u003cp\u003eParti sapphires naturally contain two or more colours within the same crystal due to variations during their natural formation, making every gemstone unique.\u003c\/p\u003e\n\n\u003c\/article\u003e\n","brand":"NASHGEMS","offers":[{"title":"Default Title","offer_id":44668299804900,"sku":"1.55 tl rum lt9","price":945.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0605\/9569\/9940\/files\/teal_blue_green_parti_sapphire_round_cut_gem_bvfd56.jpg?v=1745834753","url":"https:\/\/www.nashgems.com\/products\/natural-teal-blue-green-parti-sapphire-1-55ct-round-cut-loose-gemstone","provider":"NASHGEMS","version":"1.0","type":"link"}