The Enigma black diamond is a 555.5-carat gem, probably from space, being displayed and auctioned for the first time. Find out more about the record-breaking black space diamond!
555.55-carat black diamond thought to come from outer space : NPR
This huge black diamond just sold for $4.3 million. No one knows where it came from.
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The Enigma': Billion-year-old black diamond 'from outer space' to go under the hammer, UK News
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Mysterious 'Enigma' black diamond goes up for auction
GIA (Gemological Institute of America) on LinkedIn: The Enigma is a 555.55 carat diamond that our laboratory graded Fancy…
The Enigma: Mysterious black diamond up for auction
A rare space diamond went to auction. The winner paid for it with crypto.