Bidding war sends rare ‘Mediterranean Blue’ diamond to $21.5 million at Sotheby’s auction, but not everyone’s dazzled

fortune.com/europe/2025/05/14/bidding-war-rare-mediterranean-blue-diamond-21-5-million-sothebys-auction-not-everyones-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…

This story appeared on fortune.com, 2025-05-14 13:35:15.
The Entire Business World on a Single Page. Free to Use →