Sotheby's will auction the biggest blue diamond in history

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A “perfect and flawless” blue diamond weighing approximately 12.03 carats will be auctioned at the Sotheby's auction in Geneva, Switzerland on the 11th moon. It is expected that the diamond named “Blue Moon” will be auctioned for $55 million. Record.

It is reported that this diamond was mined in the Cullinan Diamond District in South Africa in January 2014. The original stone weighs 30 carats and is finally formed after 6 months of fine cutting and carving. It weighs 12.03 carats. Before the auction, the "Blue Moon" will be previewed in Hong Kong, London and New York. Sotheby's auction house's estimated transaction price is between 35 million US dollars and 55 million US dollars. If the highest estimated transaction price is taken, "Blue Moon" will set the highest transaction price record in the history of blue diamond auction.

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