Black diamond is also called Carbonado.Black diamonds are much older than white diamonds or colored diamonds on earth, but their discovery is recent since it dates from the mid-nineteenth century (find out more) and the interest of the public and jewelers is even more.First black diamonds were used in jewelry in the tw– –
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What is the difference between black diamonds and white diamonds? Why do people prefer black diamonds even though they are more expensive? - Quora
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This 556-Carat Black Diamond Could Fetch Up to $6.8 Million at Auction – Robb Report
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Black diamond THE ENIGMA for auction, Mystery Black diamond from space
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This huge black diamond just sold for $4.3 million. No one knows where it came from.
Mystery black diamond, 'The Enigma', expected to fetch over $4 mn at California auction - The Economic Times