One couple's private collection of jewelry, which was accumulated over the course of their six decades of marriage, will be auctioned off at Sotheby's later this month, on June 13, 2025. Among the 13 ...

A Sotheby’s staff holds "The Mediterranean Blue" diamond during an auction preview in Geneva GENEVA (Reuters) -A 10-carat blue diamond which could fetch $20 million when it goes under the hammer later ...

The latest blue diamond to hit the auction block certainly lives up to its namesake. The 10.03-carat Mediterranean Blue gem will be the crown jewel at Sotheby’s High Jewelry Auction this May, on sale ...

A diamond brooch that French emperor Napoleon lost while fleeing from the Battle of Waterloo in the early 19th century sold for more than 3.5 million Swiss francs (about $4.4 million) at a Geneva ...

The 300-carat necklace thought to be at the center of the infamous 'Affair of the Diamond Necklace' that contributed to the French Revolution sold at auction in Geneva Charlotte Phillipp is a Weekend ...

Sotheby’s will be auctioning off a diamond that is more than 100 carats Friday, and while the large size and clarity rating make it exceptional, it is also making news because the auction house will ...

The rare Graff diamond, which a devoted husband purchased for his wife during their marriage, will be auctioned off at Sotheby's later this month.

GENEVA (AP) — A diamond brooch that French emperor Napoleon lost while fleeing from the Battle of Waterloo in the early 19th century sold for more than 3.5 million Swiss francs (about $4.4 million) at ...