Auction house Sotheby's unveiled a set of rare diamonds valued at $100 million in an exhibition center in Abu Dhabi on Tuesday. Among the jewels on display is the 10.03 carat Mediterranean Blue, considered one of the most important blue diamonds ever discovered.

A rare 10-carat blue diamond from South Africa drew global attention at Sotheby’s $100 million diamond exhibition in Abu Dhabi. The gem could fetch $20 million at auction in May.

A rare 10.03-carat blue diamond, known as “The Mediterranean Blue,” is the centrepiece of Sotheby’s latest exhibition in Abu Dhabi, showcasing a collection of exceptional diamonds valued at approximately $100 million.