The naming of a 101.27-carat diamond, considered a rare stone was recently announced by Christie’s. The diamond has been named as "The Shizuka Diamond," by the owner who bought the stone at Christie’s "Jewels: The Hong Kong Sale" in May 2008 auction and selected the name as a gift for his wife of 16 years. %% This the F-color diamond was derived from a 460-carat piece of rough and shield-shaped with 92 facets. Shizuka diamond was netted $6.2 million at the auction and is considered the largest colorless diamond ever sold at auction in Asia and during the sale was recorded as the largest colourless diamond sold at auction worldwide in nearly 20 years. It was mounted into a tiara during the auction.