4.6 (290) · € 37.99 · En stock
Geologists still can't say for sure whether the enormous stone called the Enigma crystallized in Earth’s mantle or fell from outer space.
The Enigma: Mysterious black diamond up for auction - BBC News
Black 555.55-carat diamond dubbed 'The Enigma' sells for £3.1 million at auction
This $30 Million White Diamond Is The Largest To Ever Appear At Auction
Diamond - Wikipedia
The Enigma: 555.55 Carat Fancy Black Diamond
Minerals and Gems National Geographic
Enigma Black Diamond Sells For $4.3 Million At Auction
Billion-Year-Old Black Diamond Sells for $4.3 Million - WSJ
Huge Black Diamond Sold for $4.3 Million–and No One Knows Where it Came From or How it Was Formed
Finders Keepers! A Lucky Retiree Visited an Arkansas National Park and Discovered a 4.38-Carat, Jellybean-Sized Diamond