Named The Enigma, Billion-Year-Old Black Diamond Was Sold for £3.16m
A billion-year-old black diamond which is believed to be the world’s largest cut diamond has been sold at £3.16m ($4.3m). It was named The Enigma which is 555.55 carat gem …
Named The Enigma, Billion-Year-Old Black Diamond Was Sold for £3.16m Read More