Rare $31.6 million ‘Unique Pink’ diamond sets new auction record

An extremely rare 15.38 carat pear-shaped pink diamond – called the ‘Unique Pink’ – sold for $31.6 million at Sotheby’s in Geneva on Tuesday, making it the most expensive fancy vivid pink diamond ever to sell at auction.

The spectacular diamond, set in a simple ring, sold to an Asian private buyer who bid for the rare gem over the telephone. A Sotheby’s spokesperson said they were not yet able to reveal the buyer’s identity.

The "Aurora Green" is the largest Fancy Vivid green diamond ever sold at auction. The stone went under the hammer on May 31, 2016 at Christie's auction house in Hong Kong, selling for $16,818,983.

The world's largest blue diamond, an extremely rare gem known as "The Oppenheimer Blue", sold for $57.5 million at Christie's Geneva May 18, 2016, making it the most expensive diamond ever sold at auction.

The 14.62 carat Fancy Vivid stone is mounted on a platinum ring and flanked on either side by a trapeze-shaped diamond.

'The Unique Pink' is the largest Fancy Vivid pink pear-shaped diamond to ever be offered at auction.

The diamond was sold for $31.6 million by Sotheby's, at an auction in Geneva. The price makes it the most expensive Fancy Vivid pink diamond to sell at auction.

Cubic zirconia replicas of the original and a modern cut of the Kohinoor diamond, one of the oldest and most famous diamonds in the world.