{"product_id":"0-68-ct-natural-blue-green-sapphire-octagon-cut-unheated-madagascar-gemstone","title":"0.68 Ct Natural Blue-Green Sapphire Octagon Cut Unheated Madagascar Gemstone","description":"\u003ch2 data-section-id=\"1bw7wp4\" data-start=\"99\" data-end=\"121\"\u003eProduct Description\u003c\/h2\u003e\n\u003cp\u003e800\u003c\/p\u003e\n\u003cp data-start=\"123\" data-end=\"473\"\u003eA rare and attractive 0.68 carat natural blue-green sapphire from Madagascar, featuring a distinctive octagon cut, natural untreated origin, and a captivating blend of blue and green hues. This gemstone showcases excellent brilliance and a sophisticated geometric shape, making it an exceptional choice for collectors and custom fine jewelry designs.\u003c\/p\u003e\n\u003cp data-start=\"475\" data-end=\"748\"\u003eExpertly fashioned into an elegant octagon cut, the gemstone displays crisp facet junctions and remarkable light performance. The octagon shape offers a modern architectural appearance while maximizing brilliance and highlighting the sapphire’s unique natural color zoning.\u003c\/p\u003e\n\u003cp data-start=\"750\" data-end=\"1187\"\u003eDisplaying an appealing blue-green coloration, this sapphire combines the richness of blue sapphire with subtle green undertones, creating a highly desirable and increasingly sought-after color profile. The stone is completely unheated, preserving its natural characteristics exactly as formed within the earth. Untreated sapphires are significantly rarer than heated stones and are highly valued by gemstone collectors and connoisseurs.\u003c\/p\u003e\n\u003cp data-start=\"1189\" data-end=\"1338\"\u003eIts balanced dimensions and uncommon cut make it an excellent centerpiece for bespoke rings, pendants, earrings, and luxury custom jewelry creations.\u003c\/p\u003e\n\u003chr data-start=\"1340\" data-end=\"1343\"\u003e\n\u003ch2 data-section-id=\"y5ghnr\" data-start=\"1345\" data-end=\"1371\"\u003eGemstone Specifications\u003c\/h2\u003e\n\u003cp data-start=\"1373\" data-end=\"1866\"\u003e\u003cstrong data-start=\"1373\" data-end=\"1386\"\u003eGemstone:\u003c\/strong\u003e Natural Blue-Green Sapphire\u003cbr data-start=\"1414\" data-end=\"1417\"\u003e\u003cstrong data-start=\"1417\" data-end=\"1429\"\u003eSpecies:\u003c\/strong\u003e Natural Corundum\u003cbr data-start=\"1446\" data-end=\"1449\"\u003e\u003cstrong data-start=\"1449\" data-end=\"1461\"\u003eVariety:\u003c\/strong\u003e Sapphire\u003cbr data-start=\"1470\" data-end=\"1473\"\u003e\u003cstrong data-start=\"1473\" data-end=\"1484\"\u003eOrigin:\u003c\/strong\u003e Madagascar\u003cbr data-start=\"1495\" data-end=\"1498\"\u003e\u003cstrong data-start=\"1498\" data-end=\"1509\"\u003eWeight:\u003c\/strong\u003e 0.68 Carats\u003cbr data-start=\"1521\" data-end=\"1524\"\u003e\u003cstrong data-start=\"1524\" data-end=\"1539\"\u003eDimensions:\u003c\/strong\u003e 6.7 × 4.0 mm\u003cbr data-start=\"1552\" data-end=\"1555\"\u003e\u003cstrong data-start=\"1555\" data-end=\"1565\"\u003eShape:\u003c\/strong\u003e Octagon\u003cbr data-start=\"1573\" data-end=\"1576\"\u003e\u003cstrong data-start=\"1576\" data-end=\"1590\"\u003eCut Style:\u003c\/strong\u003e Faceted Octagon Cut\u003cbr data-start=\"1610\" data-end=\"1613\"\u003e\u003cstrong data-start=\"1613\" data-end=\"1623\" data-is-only-node=\"\"\u003eColor:\u003c\/strong\u003e Blue-Green\u003cbr data-start=\"1634\" data-end=\"1637\"\u003e\u003cstrong data-start=\"1637\" data-end=\"1649\"\u003eClarity:\u003c\/strong\u003e Eye-Clean to Slightly Included (visual grade not specified on label)\u003cbr data-start=\"1718\" data-end=\"1721\"\u003e\u003cstrong data-start=\"1721\" data-end=\"1738\"\u003eTransparency:\u003c\/strong\u003e Transparent\u003cbr data-start=\"1750\" data-end=\"1753\"\u003e\u003cstrong data-start=\"1753\" data-end=\"1767\"\u003eTreatment:\u003c\/strong\u003e Unheated \/ Untreated\u003cbr data-start=\"1788\" data-end=\"1791\"\u003e\u003cstrong data-start=\"1791\" data-end=\"1802\"\u003eLuster:\u003c\/strong\u003e Excellent Vitreous Luster\u003cbr data-start=\"1828\" data-end=\"1831\"\u003e\u003cstrong data-start=\"1831\" data-end=\"1844\"\u003eHardness:\u003c\/strong\u003e 9 on the Mohs Scale\u003c\/p\u003e\n\u003chr data-start=\"1868\" data-end=\"1871\"\u003e\n\u003ch2 data-section-id=\"kt3wgb\" data-start=\"1873\" data-end=\"1901\"\u003eWhy Choose This Gemstone?\u003c\/h2\u003e\n\u003cul data-start=\"1903\" data-end=\"2213\"\u003e\n\u003cli data-section-id=\"n0l0fl\" data-start=\"1903\" data-end=\"1932\"\u003eNatural Madagascar Sapphire\u003c\/li\u003e\n\u003cli data-section-id=\"ijk3ou\" data-start=\"1933\" data-end=\"1966\"\u003eRare Unheated \/ Untreated Stone\u003c\/li\u003e\n\u003cli data-section-id=\"t4pown\" data-start=\"1967\" data-end=\"2004\"\u003eUnique Blue-Green Color Combination\u003c\/li\u003e\n\u003cli data-section-id=\"xgbhol\" data-start=\"2005\" data-end=\"2026\"\u003eElegant Octagon Cut\u003c\/li\u003e\n\u003cli data-section-id=\"1addxna\" data-start=\"2027\" data-end=\"2066\"\u003eExcellent Brilliance and Transparency\u003c\/li\u003e\n\u003cli data-section-id=\"4w0ggy\" data-start=\"2067\" data-end=\"2091\"\u003eDurable for Daily Wear\u003c\/li\u003e\n\u003cli data-section-id=\"1escuq5\" data-start=\"2092\" data-end=\"2124\"\u003eIdeal for Bespoke Fine Jewelry\u003c\/li\u003e\n\u003cli data-section-id=\"1pymdpo\" data-start=\"2125\" data-end=\"2158\"\u003eAttractive Collector's Gemstone\u003c\/li\u003e\n\u003cli data-section-id=\"gs7st\" data-start=\"2159\" data-end=\"2213\"\u003eDistinctive Alternative to Traditional Blue Sapphire\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Saleh Sallom","offers":[{"title":"Default Title","offer_id":46847692406972,"sku":null,"price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/8428\/1532\/files\/hf_20260516_063310_81ef8618-576c-4d15-b366-1dd5471f783e.png?v=1779352147","url":"https:\/\/www.salehsallom.com\/products\/0-68-ct-natural-blue-green-sapphire-octagon-cut-unheated-madagascar-gemstone","provider":"Saleh Sallom","version":"1.0","type":"link"}