{"product_id":"natural-rainbow-sapphire-lot-1-37ct-12-piece-tapered-cut-loose-gemstones","title":"Natural Rainbow Sapphire Lot 1.37 Ct – Multi Coloured Loose Sapphire for Custom Jewellery","description":"\u003carticle\u003e\n\n\u003cp\u003e\u003cstrong\u003eNatural Rainbow Sapphire Lot weighing 1.37 carats, featuring 12 tapered-cut multi-coloured sapphires with heat treatment. Offered as loose gemstones for custom jewellery and supplied with certification from an authorised gemmologist.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis natural rainbow sapphire lot consists of 12 multi-coloured sapphires with a combined weight of 1.37 carats. The tapered-cut stones display a variety of natural colours, making them suitable for custom jewellery projects, multi-stone settings, accent arrangements, and bespoke gemstone designs.\u003c\/p\u003e\n\n\u003cdiv class=\"ai-search-summary\"\u003e\n\u003ch3\u003eQuick Summary\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGemstone:\u003c\/strong\u003e Natural Rainbow Sapphire Lot\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Weight:\u003c\/strong\u003e 1.37 Carat\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePieces:\u003c\/strong\u003e 12\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShape:\u003c\/strong\u003e Tapered Cut\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColour:\u003c\/strong\u003e Multi Coloured\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\u003cli\u003e\n\u003cstrong\u003eCertification:\u003c\/strong\u003e Included\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003cp\u003eRainbow sapphires are valued for their range of natural colours and versatility in jewellery design. Multi-coloured sapphire lots are frequently selected for cluster rings, pendants, earrings, bracelets, and custom jewellery projects requiring colour variation and visual balance.\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.\u003c\/p\u003e\n\n\u003ch3\u003eGemstone Specifications\u003c\/h3\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 Rainbow Sapphire Lot\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShape \/ Cut:\u003c\/strong\u003e Tapered Cut\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClarity:\u003c\/strong\u003e VVS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Weight:\u003c\/strong\u003e 1.37 Carat\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColour:\u003c\/strong\u003e Multi Coloured\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 3.40 × 2.50 × 1.50 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\u003cli\u003e\n\u003cstrong\u003ePieces:\u003c\/strong\u003e 12\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCertification \u0026amp; Authenticity\u003c\/h3\u003e\n\n\u003cp\u003eThis sapphire lot includes a certificate from an authorised gemmologist confirming gemstone identity and disclosed treatment information.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eSeller Notes:\u003c\/strong\u003e Clean stones. Natural colour variation may appear under different lighting conditions, which is normal for natural sapphires.\u003c\/p\u003e\n\n\u003ch3\u003eJewellery Applications\u003c\/h3\u003e\n\n\u003cp\u003eThis gemstone lot is sold loose and is not supplied as finished jewellery. Suitable applications include:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eMulti-Stone Engagement Rings\u003c\/li\u003e\n\u003cli\u003eCluster Ring Designs\u003c\/li\u003e\n\u003cli\u003ePendants and Necklaces\u003c\/li\u003e\n\u003cli\u003eBracelets\u003c\/li\u003e\n\u003cli\u003eAccent Stone Layouts\u003c\/li\u003e\n\u003cli\u003eCustom Fine Jewellery Projects\u003c\/li\u003e\n\u003cli\u003eSeptember Birthstone Jewellery\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eCustom jewellery services are available using gold, rose gold, white gold, silver, and platinum settings.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose This Rainbow Sapphire Lot?\u003c\/h3\u003e\n\n\u003cp\u003eRainbow sapphire lots offer a combination of colour diversity and design flexibility. The variety of colours allows jewellers and collectors to create distinctive jewellery pieces with coordinated gemstone arrangements.\u003c\/p\u003e\n\n\u003ch3\u003eExplore Related Collections\u003c\/h3\u003e\n\n\u003cp\u003e\nBrowse our\n\u003ca href=\"https:\/\/www.nashgems.com\/collections\/all\"\u003eGemstone Collection\u003c\/a\u003e |\n\u003ca href=\"https:\/\/www.nashgems.com\/blogs\/gemstone-articles?page=2\"\u003eGemstone Articles\u003c\/a\u003e |\n\u003ca href=\"https:\/\/www.nashgems.com\/collections\/blue-sapphire-gemstones\"\u003eBlue Sapphire Collection\u003c\/a\u003e\n\u003c\/p\u003e\n\n\u003ch3\u003eShipping \u0026amp; Returns\u003c\/h3\u003e\n\n\u003cp\u003eWorldwide shipping is available with tracking and insurance. Buyers are responsible for any applicable customs duties or import taxes. Returns are accepted according to our published return policy.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\n\u003ch4\u003eWhat is included in this sapphire lot?\u003c\/h4\u003e\n\u003cp\u003eThis lot contains 12 natural multi-coloured sapphires with a combined weight of 1.37 carats.\u003c\/p\u003e\n\n\u003ch4\u003eAre these natural sapphires?\u003c\/h4\u003e\n\u003cp\u003eYes. All gemstones in this lot are identified as natural sapphires.\u003c\/p\u003e\n\n\u003ch4\u003eHave the sapphires been treated?\u003c\/h4\u003e\n\u003cp\u003eYes. The sapphires have undergone heat treatment, which is disclosed in the specifications.\u003c\/p\u003e\n\n\u003ch4\u003eDoes this lot include certification?\u003c\/h4\u003e\n\u003cp\u003eYes. Certification from an authorised gemmologist is included.\u003c\/p\u003e\n\n\u003ch4\u003eCan these sapphires be used for custom jewellery?\u003c\/h4\u003e\n\u003cp\u003eYes. The lot is suitable for custom rings, pendants, earrings, bracelets, and other bespoke jewellery designs.\u003c\/p\u003e\n\n\u003c\/article\u003e\n","brand":"NASHGEMS","offers":[{"title":"Default Title","offer_id":48787676725476,"sku":"1.37 crt rainbow anjb","price":420.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0605\/9569\/9940\/files\/rainbowsapphire1.37crt-3.jpg?v=1776768256","url":"https:\/\/www.nashgems.com\/products\/natural-rainbow-sapphire-lot-1-37ct-12-piece-tapered-cut-loose-gemstones","provider":"NASHGEMS","version":"1.0","type":"link"}