{"product_id":"octagon-old-mine-cut-elongated-natural-diamond","title":"Octagon Old Mine Cut Elongated Natural Diamond","description":"\u003c!-- Opulent Diam | Product Description Template 3 (Clean Editorial) | SKU: OP2601 --\u003e\n\u003cstyle\u003e\n  .od3 { font-family: 'Helvetica Neue', Arial, sans-serif; color: #333333; max-width: 880px; line-height: 1.8; }\n  .od3 .od3-eyebrow { font-size: 12px; letter-spacing: 4px; text-transform: uppercase; color: #9a8a6c; margin-bottom: 10px; }\n  .od3 h2 { font-family: 'Georgia', serif; font-size: 32px; font-weight: 400; color: #1a1a1a; margin: 0 0 8px; line-height: 1.25; }\n  .od3 .od3-meta { font-size: 14px; color: #777; margin-bottom: 26px; }\n  .od3 .od3-meta b { color: #1a1a1a; font-weight: 600; }\n  .od3 .od3-intro { font-size: 17px; color: #444; margin: 0 0 30px; }\n  .od3 .od3-rule { border: 0; border-top: 1px solid #e5e0d5; margin: 30px 0; }\n  .od3 .od3-feature { display: flex; gap: 18px; margin-bottom: 22px; }\n  .od3 .od3-num { flex: 0 0 38px; height: 38px; border: 1px solid #b89c64; border-radius: 50%; text-align: center; line-height: 36px; font-family: 'Georgia', serif; color: #b89c64; font-size: 15px; }\n  .od3 .od3-feature h4 { margin: 0 0 4px; font-size: 15px; letter-spacing: 1px; text-transform: uppercase; color: #1a1a1a; font-weight: 600; }\n  .od3 .od3-feature p { margin: 0; font-size: 15px; color: #555; }\n  .od3 .od3-specs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border: 1px solid #e5e0d5; }\n  .od3 .od3-spec { padding: 16px 18px; border-right: 1px solid #e5e0d5; border-bottom: 1px solid #e5e0d5; }\n  .od3 .od3-spec:nth-child(3n) { border-right: 0; }\n  .od3 .od3-spec:nth-last-child(-n+3) { border-bottom: 0; }\n  .od3 .od3-spec span { display: block; font-size: 11px; letter-spacing: 2px; text-transform: uppercase; color: #9a8a6c; }\n  .od3 .od3-spec strong { font-size: 17px; font-weight: 500; color: #1a1a1a; }\n  .od3 h3 { font-size: 13px; letter-spacing: 3px; text-transform: uppercase; color: #1a1a1a; margin: 0 0 16px; font-weight: 600; }\n  .od3 .od3-quote { background: #faf7f0; border-left: 3px solid #b89c64; padding: 18px 22px; font-family: 'Georgia', serif; font-style: italic; font-size: 16px; color: #5a4d33; margin: 0 0 8px; }\n  .od3 .od3-foot { font-size: 13px; color: #888; }\n  .od3 .od3-foot a { color: #9a7b3c; }\n  @media (max-width: 640px) {\n    .od3 h2 { font-size: 25px; }\n    .od3 .od3-specs { grid-template-columns: repeat(2, 1fr); }\n    .od3 .od3-spec:nth-child(3n) { border-right: 1px solid #e5e0d5; }\n    .od3 .od3-spec:nth-child(2n) { border-right: 0; }\n    .od3 .od3-spec:nth-last-child(-n+3) { border-bottom: 1px solid #e5e0d5; }\n    .od3 .od3-spec:nth-last-child(-n+2) { border-bottom: 0; }\n  }\n\u003c\/style\u003e\n\u003cdiv class=\"od3\"\u003e\n\u003cdiv class=\"od3-eyebrow\"\u003eOpulent Diam • Old Mine Cut Collection\u003c\/div\u003e\n\u003ch2\u003eElongated Octagon I Color Old Mine Cut Diamond\u003c\/h2\u003e\n\u003cdiv class=\"od3-meta\"\u003e\n\u003cb\u003e1.03 ct\u003c\/b\u003e  |  \u003cb\u003eI\u003c\/b\u003e Color  |  \u003cb\u003eVS1\u003c\/b\u003e Clarity  |  SKU OP2601\u003c\/div\u003e\n\u003cp class=\"od3-intro\"\u003eVintage elegance, stretched into a rare shape. This elongated octagon old mine cut diamond has eight softly angled sides, handcrafted antique faceting and a warm, gentle glow. It is a stone with history in its look and real distinction in a modern design.\u003c\/p\u003e\n\u003cdiv class=\"od3-feature\"\u003e\n\u003cdiv class=\"od3-num\"\u003e1\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch4\u003eElongated Octagon Shape\u003c\/h4\u003e\n\u003cp\u003eA long, eight-sided outline that combines the structure of an emerald shape with the softness of an old cut. It is a rare, distinctive choice for custom engagement rings, pendants and heirloom-quality jewelry.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"od3-feature\"\u003e\n\u003cdiv class=\"od3-num\"\u003e2\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch4\u003eI Color, Soft Warmth\u003c\/h4\u003e\n\u003cp\u003eI sits in the near-colorless range, with a gentle, warm glow that suits an antique cut perfectly. It looks beautiful in yellow gold and rose gold, and still reads bright in platinum.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"od3-feature\"\u003e\n\u003cdiv class=\"od3-num\"\u003e3\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch4\u003eVS1 Clarity\u003c\/h4\u003e\n\u003cp\u003eVery slightly included, with tiny inclusions that are hard to detect even at 10x magnification, giving the stone excellent transparency.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"od3-feature\"\u003e\n\u003cdiv class=\"od3-num\"\u003e4\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch4\u003eHandcrafted Old Mine Faceting\u003c\/h4\u003e\n\u003cp\u003eA high crown, small table and deep pavilion create broad, chunky flashes of light, a soft, flickering brilliance made for candlelight.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr class=\"od3-rule\"\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cdiv class=\"od3-specs\"\u003e\n\u003cdiv class=\"od3-spec\"\u003e\n\u003cspan\u003eCarat\u003c\/span\u003e\u003cstrong\u003e1.03\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"od3-spec\"\u003e\n\u003cspan\u003eColor\u003c\/span\u003e\u003cstrong\u003eI\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"od3-spec\"\u003e\n\u003cspan\u003eClarity\u003c\/span\u003e\u003cstrong\u003eVS1\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"od3-spec\"\u003e\n\u003cspan\u003eLength\u003c\/span\u003e\u003cstrong\u003e8.82 mm\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"od3-spec\"\u003e\n\u003cspan\u003eWidth\u003c\/span\u003e\u003cstrong\u003e4.83 mm\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"od3-spec\"\u003e\n\u003cspan\u003eHeight\u003c\/span\u003e\u003cstrong\u003e3.05 mm\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr class=\"od3-rule\"\u003e\n\u003cp class=\"od3-quote\"\u003eAn old mine cut does not try to be perfect. It tries to be warm, and it succeeds.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"OPULENT DIAM LLC","offers":[{"title":"None","offer_id":67738889650389,"sku":"OP2601","price":2149.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0834\/6514\/2485\/files\/IMG_8306-1.webp?v=1791796119","url":"https:\/\/opulentdiam.com\/products\/octagon-old-mine-cut-elongated-natural-diamond","provider":"Opulent Diam  ","version":"1.0","type":"link"}