(CNN) Swiss luxury jewelry and watches company de Grisogono has acquired the world's most expensive rough diamond, the brand announced today at the opening of the Biennale des Antiquaires antique show in Paris. Photos: A look at some of the world's most famous diamonds The "Aurora Green" is the largest Fancy Vivid green diamond ever sold at auction. Hide Caption 4 of 17 Photos: A look at some of the world's most famous diamonds The diamond was sold for $31.6 million by Sotheby's, at an auction in Geneva. Hide Caption 9 of 17 Photos: A look at some of the world's most famous diamonds This 12.03-carat blue diamond fetched $48.4 million at auction on November 11, 2015. Hide Caption 10 of 17 Photos: A look at some of the world's most famous diamonds The fancy, vivid blue diamond was discovered in South Africa in January last year.

Source: CNN September 09, 2016 15:33 UTC