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【Geneva, Swit】One of the ‘Most Beautiful Diamonds Ever Offered at Auction’: The ‘Mellon Blue’ Sells for an Astronomical Sum

November 13, 2025 by JemInfo_JewelryGem

Editor’s NoteThis article reports on the record-breaking auction of the “Mellon Blue” diamond for 22 million euros. The text has been edited for…

Categories Design & Trends, Diamond Jewelry, Jewelry News, Retail & Market Tags auction news, blue diamond auction, Christie's Auction, Colored Diamonds, Diamond Market, Geneva Auction, high society, Luxury Jewelry, Mellon Blue Diamond, Rare Gemstones, Record Sale
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