This huge black diamond just sold for $4.3 million. No one knows where it came from.

Geologists still can't say for sure whether the enormous stone called the Enigma crystallized in Earth’s mantle or fell from outer space.
Geologists still can't say for sure whether the enormous stone called the Enigma crystallized in Earth’s mantle or fell from outer space.

Black 555.55-carat diamond dubbed 'The Enigma' sells for £3.1

GIA (Gemological Institute of America) on LinkedIn: This huge

55-face Black Diamond 'Enigma', Largest Ever Cut, Sells For $4.3

Black diamond, largest ever cut, sells for £3.2 million

GIA (Gemological Institute of America) on LinkedIn: This huge

Mrs. Patterson (@MrsLPatterson) / X

Amirul Ashraf posted on LinkedIn

The Enigma: 555.55 Carat Fancy Black Diamond

ASBOG (@ASBOG_ORG) / X