Petra Diamonds
The Cullinan mine continues to produce large stones. The Cullinan Heritage, a white diamond, was discovered in September 2009. This stone was the 19th biggest uncut diamond ever found and was sold in February 2010 to Chow Tai Fook Jewellery for $35.5m, the highest price ever paid for an uncut diamond. The previous record was held by Gem Diamonds' Leseli La Letšeng, which was bought for $18.4m by Graff Diamonds in December 2008.
Spirit of de Grisogono Diamond
The Spirit of de Grisogono is the world's largest cut black diamond and the world's fifth largest diamond overall. Starting at an uncut weight of , it was taken from its origin in western Central African Republic and cut by Swiss jeweler De Grisogono. The resulting mogul-cut diamond weighs and is set in a white gold ring with 702 smaller white diamonds totaling . The ring is said to have been sold.