Richemont reported a 9% sales increase at its jewelry maisons to EUR 7.75 billion ($9 billion) in the fiscal half year ending September 30…

Lucara Diamond Corp. reported third-quarter revenue up 16% to $51.2 million. The combination of stronger sales and a 36% drop in costs pushed the company to a $7.4 million net profit...

Sotheby’s Geneva sales totaled CHF 41.3 million ($51.3 million), with the “Napoleon Diamond Brooch Lost in Waterloo” achieving CHF 3.5 million ($4.5 million). The Glowing Rose diamond was withdrawn…

Mountain Province Diamonds said CEO Mark Wall has resigned, a day after the company reported a CAD 55.9 million ($39.8 million) net loss…

The Mellon Blue, a pear-shape, 9.51-carat, fancy vivid blue, VVS1-clarity diamond, sold for $25.6 million at Christie’s Geneva…

Rio Tinto’s third and final Beyond Rare Tender, Into the Light, drew strong global participation from jewelers, collectors and diamond buyers...

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Phillips’ Geneva sale brought in $17.1 million, with 90% of signed jewels and the entire Vanderbilt Family Jewels collection finding buyers…​