Black diamond, largest ever cut, sells for £3.2 million
“The Enigma”, the world’s largest known cut diamond at 555 carats, went under the hammer in London on Wednesday for ...
“The Enigma”, the world’s largest known cut diamond at 555 carats, went under the hammer in London on Wednesday for ...
Auction house Sotheby's Dubai has unveiled a diamond that's literally from out of this world.