Recipients of the Leaders Among Us designation are usually individuals, recognized for their service and leadership to causes and communities in Southern Illinois. Occasionally, the honor has gone ...

An employee of Sotheby's Dubai presents a 555.55 Carat Black Diamond "The Enigma" to be auctioned at Sotheby's Dubai gallery, in Dubai, United Arab Emirates, Monday, Jan. 17, 2022.

A 555.55-carat black diamond called The Enigma is up for auction, and Sotheby's is accepting cryptocurrency in payment. Giuseppe CACACE / AFP via Getty images 2022-01-18T07:42:41Z ...

DUBAI, United Arab Emirates — Auction house Sotheby's Dubai has unveiled a diamond that's literally from out of this world. Sotheby's calls the 555.55-carat black diamond — believed to have ...

With a final closing bid of $4.28 million, an anonymous buyer just became the new owner of the 555.55-carat black diamond known as the Enigma.The sale of this bizarre stone has reignited a long ...