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Antique Diamonds

3 Carat Old Mine Cut Diamond: Sustainable Gems For 2026

November 18, 2025 by JemInfo_JewelryGem

Editor’s NoteThis article explores the unique heritage and rarity of 3 carat old mine cut diamonds, positioning them as sustainable treasures in…

Categories Diamond Jewelry, Jewelry News, Supply Chain & Mining, Sustainability & Ethics Tags 3 Carat Diamond, Antique Diamonds, Circular Economy, Diamond Traceability, Ethical Sourcing, Gemstone Sustainability, Historical Craftsmanship, Luxury Sustainability, Old Mine Cut Diamond, responsible mining, Sustainable Jewelry, vintage jewelry

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