Returning for the third time since its mining in 1901, the 'Red Cross', a fancy intense yellow, cushion-shaped 205.07 carat diamond and a 228.31 carat white diamond called 'The Rock' that could fetch 30 million US dollars and is the largest ever seen throughout auction market history are pictured during a preview at Christie's before their auction sale in Geneva, Switzerland, May 6, 2022. REUTERS/Denis Balibouse TPX IMAGES OF THE DAY
The largest white diamond ever auctioned will go under the hammer in Geneva next week, part of a sale by Christie's that features two stones weighing more than 200 carats each.
"The Rock", a 228.31 carat pear-shaped stone roughly the size of a golf ball, is expected to sell for up to $30 million, the auctioneer said.
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