Sotheby's Geneva auction will feature the stunning 10-carat \"Mediterranean Blue Diamond,\" estimated to fetch $20 million.

A 6.24-carat fancy deep blue diamond, was purchased by Moussaieff Jewellers for $12.7 million. 21 jewels by JAR Fetched $7.1 ...

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. The cushion-shaped piece, known as ...

We prefer to do less but ensure that the message is all the clearer,” said CEO Vincent Reynes of the high jewelry collection ...

A remarkably rare blue fancy colour diamond has become the most expensive gemstone sold at auction this year after impressing collectors in Geneva.

"Seemingly out of nowhere, a guy came up behind the bride, who was holding the bouquet up over her head, poised to launch it ...

It often happens that when a certain color combination appears in your garden, it is simultaneously found on a number of ...