Rare fantastic bright blue diamond-kushon without internal defects, weighing 7.03 carats, sold recently at the jewelry auction Sotheby's, was purchased by a well-known connoisseur and collector of diamonds from Hong Kong's Joseph Lau Luena-Khanga.
Lau paid for by a Diamond $ 9.48 million, and exercised his right to the name of precious stones, which is now called the «Star of Josephine» ( 'Star of Josephine').
Exceptional blue diamond found at the Sotheby's auction on May 12, two records. It was sold for a record price per carat to ever put up for auction of precious stones, while the most expensive ever sold at auction fancy diamonds with bright blue.
This blue diamond has been one of the most important jewels ever displayed at an auction Sotheby's. The diamond was obtained from diamond weighing 26.58 carats, discovered in 2008 at the mine Kullinan in South Africa. The field - the main source of blue diamonds in the world.
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