COMBINING BLOCKCHAIN WITH

Last updated: June 18, 2025, 23:31  |  Written by: Emin Gün Sirer

Combining Blockchain With
Combining Blockchain With

To Cryptocurrency Entrepreneur Richard Heart

A rare space diamond went to auction. The winner paid for it with

World’s Largest Cut Diamond Bought for $4.3 Million in

To cryptocurrency entrepreneur Richard Heart, Sotheby’s has sold the Enigma, a 555.55 carat fancy black diamond, for GBP 3.2 million ($4.3 million). The Enigma is

The World

The world’s largest cut diamond, a 555.55 carat fancy black named has a new owner and a new name. Purchased by Richard Heart, founder of cryptocurrency company

Hexs Richard Heart wins rare outer space black carat diamond worth 4.3 million at Sothebys auction

A 555.55-Carat Black Diamond Sells For $4.3 Million At Sotheby’s

The Enigma

“The Enigma” – a billion-year-old black diamond considered to be the largest cut in the world – was sold for a whopping $4.3 million worth of digital assets. The owner of the

555 carat ‘Space Diamond’ Sells for $4.3 Million - IGI

Hex crypto founder used investor funds to buy $4.3 million black

Dubaithe

DubaiThe 555-carat black diamond initially dubbed “The Enigma” just sold for $4.3 million at auction. Richard Heart, founder of cryptocurrency company Hex, tweeted

555-Carat ‘Enigma’ Black Diamond Sells for $4.3M Via

So, who paid more than $4 million for this diamond? While Sotheby's has yet to confirm the identity of the buyer, crypto entrepreneur Richard Heart has publicly shared that

Hexs Richard Heart wins rare outer space black carat diamond

Emin Gün Sirer can be reached at [email protected].

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