GENEVA (AP) — A blue diamond weighing nearly 10 carats has sold at auction in Switzerland for 20.5 million Swiss francs ($26.6 million) including fees. Trump travel ban leaves Senegal, Ivory Coast ...
Christie’s will offer “The Mellon Blue,” a diamond that boasts rarity, exceptional quality and important provenance. It is the first release and no doubt the top lot at Christie’s Geneva Magnificent ...
The 9.51-carat “Mellon Blue” diamond sold for $25.5 million at Christie’s Geneva Magnificent Jewels auction, held Tuesday at the Four Seasons Hotel des Bergues. The fancy vivid blue pear-shaped ...