The Rock,' the largest white diamond ever auctioned, sells for

The 228.31-carat pear-shaped stone is about the size of a golf ball and sold at Christie’s in Geneva on Wednesday.

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This is the largest round diamond ever to appear at auction

The Rock,' the largest white diamond ever auctioned, sells for

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The Rock': Largest White Diamond Ever Sold Sells For Over $21 Million

The Rock' diamond fetches over $21M with fees at Geneva sale

The Rock', World's Largest White Diamond Ever Auctioned, Sold For