Christie’s has announced what is sure to be a blockbuster sale in the jewelry world: the sale of a 23.24-carat fancy Golconda ...

Christie’s is getting ready to present The Golconda Blue, the largest Fancy Vivid Blue Diamond ever to be offered at auction.

With historic roots and Indian regal legacy, the 23-carat Golconda Blue diamond is the largest fancy blue diamond up for auction.

With its gorgeous fancy vivid blue hue that’s reminiscent of the waters off the Cote d’Azur, the cushion modified brilliant diamond is estimated to fetch $20 million (CHF 18 million ...

The largest fancy vivid blue diamond ever to come to auction – the Golconda Blue – was on display at Christie's in New York City on Friday (April 11).

AFP via Getty Images Visitors focused on the 10-karat blue diamond from South Africa ... A 40.29-carat radiant-cut fancy light pink diamond ring, left and a 102.60-carat round white diamond.

Ahead of a Sotheby's auction, the Mediterranean Blue diamond valued at USD 20 million has gone on display on Tuesday in Abu Dhabi.

Sotheby’s unveiled the Mediterranean Blue — a newly discovered 10.03-carat fancy vivid blue diamond — at an Abu Dhabi exhibit.