A 10-carat blue diamond which could fetch $20 million when it goes under the hammer later this month was presented by auction house Sotheby's in Geneva on Thursday.

An exceptionally rare blue diamond went under the hammer in Geneva late Tuesday, selling for $21.5 million, Sotheby's auction ...

A rare 10-carat blue fancy diamond could fetch up to $20 million when it goes to auction in Geneva on May 13, auction house Sotheby’s said on Thursday. The cushion-shaped piece, known as the “ ...

A Sotheby’s staff holds "The Mediterranean Blue" diamond during an auction preview in Geneva 33,714 people played the daily Crossword recently. Can you solve it faster than others?33,714 people ...

Sotheby's Geneva auction will feature the stunning 10-carat "Mediterranean Blue Diamond," estimated to fetch $20 million. This rare, fancy vivid blue diamond, sourced from South Africa ...

Swiss hedge fund Blue Diamond Asset Management posted its worst ever monthly result in April even after staging a partial recovery from losses triggered by US President Donald Trump’s tariff plans.

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 ...

"The Mediterranean Blue", a fancy vivid blue diamond weighing 10.3 carats with an estimated value of $20 million, attracted an intense bidding battle. Bidding began at nine million Swiss francs ($ ...