A 555.55-carat black diamond believed to come from space is going on sale

The precious stone, dubbed “The Enigma,” has been unveiled by auction house Sotheby’s Dubai.

555-Carat Black Diamond Can Be Bought at Auction With Cryptocurrency

Extremely rare 555.55-carat black diamond, 'The Enigma', to be

Black diamond weighing 555.55 carats that scientists think formed

Black Diamond, The Enigma, 555.55 Carat black diamond, $6.8 Million Black Diamond, Facts

Black Diamond 'The Enigma' sells at auction

World's largest known cut diamond 'The Enigma' goes up for auction

News – Page 2031 – WSVN 7News, Miami News, Weather, Sports

The Enigma: Mysterious black diamond up for auction - BBC News

Black diamond weighing 555.55 carats that scientists think formed

The Enigma Black Diamond, at 555.55 carats that is believed to