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 ...

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

The 10-carat Mediterranean Blue is the expected to fetch as much as $20 million dollars at the Sotheby's sale.