{"product_id":"natural-ruby-0-67ct-cushion-cut-loose-gemstone","title":"Natural Ruby 0.67 Ct Cushion Cut Loose Gemstone | Unheated Pigeon Blood Red July Birthstone","description":"\u003carticle\u003e\n\n\u003cp\u003e\u003cstrong\u003eNatural Ruby weighing 0.67 carats, featuring a cushion cut, pigeon blood red colour and unheated status. 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 ruby weighs 0.67 carats and displays a rich pigeon blood red colour. Its cushion cut enhances colour concentration and visual appeal, making it suitable for custom engagement rings, pendants, and bespoke jewellery designs. Sold as a loose gemstone, it offers flexibility for buyers seeking a natural ruby for jewellery projects or gemstone collections.\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 Ruby\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.67 Carat\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShape:\u003c\/strong\u003e Cushion Cut\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColour:\u003c\/strong\u003e Pigeon Blood Red\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTreatment:\u003c\/strong\u003e No Heat (Unheated)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClarity:\u003c\/strong\u003e SI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBirthstone:\u003c\/strong\u003e July\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\u003eRuby is the red variety of corundum and is valued for its colour, durability, and long-standing use in fine jewellery. With a hardness of 9 on the Mohs scale, ruby is suitable for jewellery intended for regular wear when professionally set.\u003c\/p\u003e\n\n\u003cp\u003eAs the birthstone for July, ruby is traditionally associated with passion, vitality, and devotion. Its vibrant red colour and enduring popularity have made it one of the most recognised gemstones used in engagement rings and fine jewellery.\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 Ruby\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 Natural Ruby\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShape \/ Cut:\u003c\/strong\u003e Cushion Cut\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClarity:\u003c\/strong\u003e SI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.67 Carat\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColour:\u003c\/strong\u003e Pigeon Blood Red\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 4.50 × 5.50 × 2.85 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 July\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCertification \u0026amp; Authenticity\u003c\/h3\u003e\n\n\u003cp\u003eThis ruby includes a certificate from an authorised gemmologist confirming its identity as a natural ruby and disclosing treatment information.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eSeller Notes:\u003c\/strong\u003e Crystal and feather inclusions are present. These characteristics are commonly found in natural rubies and are consistent with natural gemstone formation.\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 ring or 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\u003eJuly Birthstone Jewellery\u003c\/li\u003e\n\u003cli\u003eCustom Fine Jewellery Projects\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 Ruby?\u003c\/h3\u003e\n\n\u003cp\u003eNatural rubies are valued for their rich red colour, durability, and historical significance in jewellery. Unheated rubies retain their natural colour characteristics without heat enhancement, making them appealing to collectors and buyers seeking gemstones in a more natural state.\u003c\/p\u003e\n\n\u003ch3\u003eExplore Related Collections\u003c\/h3\u003e\n\n\u003cp\u003e\nBrowse related selections and educational resources:\n\u003ca href=\"https:\/\/www.nashgems.com\/collections\/ruby-gemstones\"\u003eRuby Collection\u003c\/a\u003e |\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\u003c\/p\u003e\n\n\u003ch3\u003eShipping \u0026amp; Returns\u003c\/h3\u003e\n\n\u003cp\u003eWorldwide shipping is available with tracking and insurance included. Buyers are responsible for any applicable customs duties or import taxes. Returns are accepted within 15 days of delivery according to our return policy.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\n\u003ch4\u003eIs this a natural ruby?\u003c\/h4\u003e\n\u003cp\u003eYes. This gemstone is identified as a natural ruby from the corundum family.\u003c\/p\u003e\n\n\u003ch4\u003eHas this ruby been heated?\u003c\/h4\u003e\n\u003cp\u003eNo. This ruby is listed as unheated (no heat).\u003c\/p\u003e\n\n\u003ch4\u003eDoes the gemstone include certification?\u003c\/h4\u003e\n\u003cp\u003eYes. A certificate from an authorised gemmologist is included.\u003c\/p\u003e\n\n\u003ch4\u003eCan this ruby be used in an engagement ring?\u003c\/h4\u003e\n\u003cp\u003eYes. Its durability and cushion cut make it suitable for custom engagement ring designs.\u003c\/p\u003e\n\n\u003ch4\u003eIs this sold as a loose gemstone?\u003c\/h4\u003e\n\u003cp\u003eYes. The ruby is sold loose and is not supplied as a finished jewellery item.\u003c\/p\u003e\n\n\u003c\/article\u003e\n","brand":"NASHGEMS","offers":[{"title":"Default Title","offer_id":48787638517988,"sku":"0.67 ruby R 74 DD","price":393.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0605\/9569\/9940\/files\/NaturalRubyloosegemstoneCushioncut0.67crt-2.jpg?v=1776766747","url":"https:\/\/www.nashgems.com\/products\/natural-ruby-0-67ct-cushion-cut-loose-gemstone","provider":"NASHGEMS","version":"1.0","type":"link"}