{"product_id":"natural-forest-green-sapphire-3-59ct-emerald-cut-no-heat-loose-gemstone","title":"Natural Forest Green Sapphire 3.59 Ct Emerald Cut No Heat Loose Gemstone | September Birthstone","description":"\u003carticle\u003e\n\n\u003cp\u003e\u003cstrong\u003eNatural Forest Green Sapphire weighing 3.59 carats, featuring an emerald cut, forest green colour, VVS clarity and no heat treatment. Offered as a loose gemstone for custom jewellery and supplied with certification from an authorised gemmologist.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis natural forest green sapphire weighs 3.59 carats and displays a deep forest green colour with an elegant emerald cut. Sold as a loose gemstone, it is suitable for custom engagement rings, pendants and bespoke jewellery designs, offering buyers a distinctive alternative to traditional blue sapphires.\u003c\/p\u003e\n\n\u003cdiv class=\"ai-search-summary\"\u003e\n\n\u003ch3\u003eQuick Summary\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGemstone:\u003c\/strong\u003e Natural Forest Green Sapphire\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 3.59 Carat\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShape:\u003c\/strong\u003e Emerald Cut\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColour:\u003c\/strong\u003e Forest Green\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClarity:\u003c\/strong\u003e VVS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTreatment:\u003c\/strong\u003e No Heat (Unheated)\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\n\u003c\/div\u003e\n\n\u003cp\u003eGreen sapphire belongs to the natural corundum family and is valued for its durability, colour stability and suitability for everyday jewellery. With a Mohs hardness of 9, sapphire is widely chosen for engagement rings and heirloom-quality jewellery when professionally set.\u003c\/p\u003e\n\n\u003cp\u003eAs the September birthstone, sapphire is traditionally associated with wisdom, loyalty and sincerity. Forest green sapphires are appreciated for their rich natural colour and distinctive appearance, making them an attractive choice for buyers seeking something different from traditional sapphire colours.\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 Green Sapphire\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShape \/ Cut:\u003c\/strong\u003e Emerald Cut\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 3.59 Carat\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColour:\u003c\/strong\u003e Forest Green\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 8.40 × 7.70 × 5.60 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTreatment:\u003c\/strong\u003e No Heat (Unheated)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBirthstone:\u003c\/strong\u003e September\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCertification \u0026amp; Authenticity\u003c\/h3\u003e\n\n\u003cp\u003eThis sapphire includes a certificate from an authorised gemmologist confirming its authenticity and no heat treatment status.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eSeller Notes:\u003c\/strong\u003e Clean stone with a darker forest green appearance. Natural colour variation may be visible under different lighting conditions, which is typical of natural sapphires.\u003c\/p\u003e\n\n\u003ch3\u003eJewellery Applications\u003c\/h3\u003e\n\n\u003cp\u003eThis gemstone is sold loose and is not supplied as a finished jewellery item. Suitable 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\u003ePendants and Necklaces\u003c\/li\u003e\n\u003cli\u003eStatement Jewellery\u003c\/li\u003e\n\u003cli\u003eSeptember Birthstone Jewellery\u003c\/li\u003e\n\u003cli\u003eGemstone Collections\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, with optional diamond accents.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose This Gemstone?\u003c\/h3\u003e\n\n\u003cp\u003eForest green sapphires are admired for their deep natural colour, durability and timeless elegance. The emerald cut highlights the gemstone's symmetry and clarity, making it particularly suitable for sophisticated custom jewellery designs and collectors seeking distinctive natural sapphires.\u003c\/p\u003e\n\n\u003ch3\u003eExplore Related Collections\u003c\/h3\u003e\n\n\u003cp\u003e\nBrowse our\n\u003ca href=\"\/collections\/blue-green-teal-sapphire\"\u003eGreen \u0026amp; Teal Sapphire Collection\u003c\/a\u003e,\nexplore our\n\u003ca href=\"\/collections\"\u003eNatural Sapphire Collection\u003c\/a\u003e,\nbrowse\n\u003ca href=\"\/collections\/all\"\u003eAll Gemstones\u003c\/a\u003e,\nview\n\u003ca href=\"\/collections\/sapphire-gemstone-jewelry-rings\"\u003eReady-to-Wear Jewellery\u003c\/a\u003e,\nor learn more through our\n\u003ca href=\"\/blogs\/gemstone-articles\"\u003eGemstone Education Articles\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 included. Delivery times vary depending on destination. Buyers are responsible for 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\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\n\u003ch4\u003eIs this a natural forest green sapphire?\u003c\/h4\u003e\n\n\u003cp\u003eYes. This gemstone is identified as a natural green sapphire belonging to the corundum mineral family.\u003c\/p\u003e\n\n\u003ch4\u003eHas this sapphire been heat treated?\u003c\/h4\u003e\n\n\u003cp\u003eNo. This gemstone is an unheated (no heat) natural sapphire.\u003c\/p\u003e\n\n\u003ch4\u003eDoes this gemstone include certification?\u003c\/h4\u003e\n\n\u003cp\u003eYes. A certificate from an authorised gemmologist is included.\u003c\/p\u003e\n\n\u003ch4\u003eIs this sold as a loose gemstone?\u003c\/h4\u003e\n\n\u003cp\u003eYes. The sapphire is sold loose and is not supplied as a finished ring or jewellery item.\u003c\/p\u003e\n\n\u003ch4\u003eCan this sapphire be used for an engagement ring?\u003c\/h4\u003e\n\n\u003cp\u003eYes. Its durability, emerald cut and no heat status make it suitable for custom engagement ring designs.\u003c\/p\u003e\n\n\u003c\/article\u003e\n","brand":"NASHGEMS","offers":[{"title":"Default Title","offer_id":48775849017572,"sku":"3.59 crt tl rum lt 12","price":2100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0605\/9569\/9940\/files\/Darkgreensapphireloosestoneemeraldcut3.59crt-2.jpg?v=1776495626","url":"https:\/\/www.nashgems.com\/products\/natural-forest-green-sapphire-3-59ct-emerald-cut-no-heat-loose-gemstone","provider":"NASHGEMS","version":"1.0","type":"link"}