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

A rare 10-carat blue diamond from South Africa drew global attention at Sotheby's $100 million diamond exhibition in Abu ...

A rare blue diamond was on display Tuesday at an exhibition of $100 million worth of the world’s rarest diamonds in the ...

Auction house Sotheby's unveiled a set of rare diamonds valued at $100 million in an exhibition center in Abu Dhabi on ...

A rare blue diamond valued at $20 million went on pre-auction display on Tuesday in Abu Dhabi, capital of the oil-rich United ...