Bidding war sends rare ‘Mediterranean Blue’ diamond to $21.5 million at Sotheby’s auction, but not everyone’s dazzled
An exceptionally-rare blue diamond went under the hammer in Geneva late Tuesday, selling for $21.5 million, Sotheby’s auction house said. “The Mediterranean Blue”, a fancy vivid blue diamond weighing 10.3 carats with an estimated value of $20 million, attracted an intense bidding battle. Bidding began at nine million Swiss francs ($10.8 million), with a fierce … Read more