A vivid blue diamond weighing 9.51 carats and previously belonging to Rachel "Bunny" Mellon, the aristocratic philanthropist ...

The Christie’s Geneva Magnificent Jewels auction at the Four Seasons Hotel des Bergues achieved more than $75.8 million.

A blue diamond weighing nearly 10 carats has sold at auction in Switzerland for 20.5 million Swiss francs ($25.6 million) ...

A 9.51-carat blue stone that once belonged to the heiress Bunny Mellon sold for $7 million less than at its last auction, a ...

A nearly 10-carat blue diamond was sold at an auction in Switzerland on Tuesday for 20.5 million Swiss francs ($26.6 million) ...

A vivid blue diamond known as the Mellon Blue has sold for more than $25 million at an auction in Geneva, according to ...

The Mellon Blue, a 9.51-carat fancy vivid blue diamond formerly owned by the US art collector Bunny Mellon, sold for $25.6 ...

Art collector Rachel Lambert “Bunny” Mellon’s blue diamond pendant, known as the Mellon Blue, has sold for $25.5 million at ...

The vivid blue gem once belonged to a close friend of Jackie Kennedy. Read more at straitstimes.com. Read more at ...

The Mellon Blue, a vivid blue diamond weighing 9.51 carats, once owned by philanthropist Rachel 'Bunny' Mellon, sold in Geneva for $25 million. Named after Mellon, the diamond was previously set as a ...

It was last sold for more than US$32 million in 2014; diamond expert blames geopolitical tensions and weakened Chinese ...