A rare blue diamond was displayed at an exhibition of $100 million worth of the world’s rarest diamonds in the United Arab ...

Visitors focused on the 10-karat blue diamond from South Africa, considered one of the most important blue diamonds ever discovered.

Quig Bruning, the company’s head of jewels in North America, Europe and the Middle East, said they chose Abu Dhabi for the current exhibition because of the Gulf nation’s high ...