{"product_id":"unheated-blue-sapphire-3-08ct-oval-mixed-cut-nss-certified","title":"Unheated Blue Sapphire — 3.08ct | Oval Mixed Cut | NSS Certified","description":"\u003cp\u003eA magnificent \u003cstrong\u003eUnheated Natural Blue Sapphire\u003c\/strong\u003e of impressive size — over 3 carats with absolutely no indication of heating. Certified by NSS Gemological Lab with GIA \u0026amp; AIGS affiliation. A stone of this quality and size is exceptionally rare.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVariety:\u003c\/strong\u003e Unheated Blue Sapphire\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecies:\u003c\/strong\u003e Natural Corundum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColour:\u003c\/strong\u003e Blue\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 3.08 carats\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShape \u0026amp; Cutting Style:\u003c\/strong\u003e Oval \/ Mixed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 10.24 x 8.16 x 4.62 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTreatment:\u003c\/strong\u003e No indication of heating\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertificate:\u003c\/strong\u003e NSS Gemological Test Report (NSS-20260520-081211) — 20th May 2026\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eAt over 3 carats, this unheated Blue Sapphire is an extraordinary find. Unheated sapphires above 2 carats command significant premiums in the international gemstone market. A true investment-grade gemstone and centrepiece for a lifetime jewellery piece.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e✦ NSS Certificate included  |  ✦ No indication of heating  |  ✦ Investment grade  |  ✦ Tracked \u0026amp; insured shipping\u003c\/p\u003e","brand":"Zayi \u0026 Co.","offers":[{"title":"Default Title","offer_id":48045585531038,"sku":"NSS-20260520-081211","price":3500.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/2689\/0654\/files\/WhatsAppImage2026-08-14at7.26.16PM.jpg?v=1786700556","url":"https:\/\/zayiandco.com.au\/products\/unheated-blue-sapphire-3-08ct-oval-mixed-cut-nss-certified","provider":"Zayi \u0026 Co.","version":"1.0","type":"link"}