A rare blue diamond was on display Tuesday at an exhibition of $100 million worth of the world’s rarest diamonds in the ...

A rare 10-carat blue diamond from South Africa drew global attention at Sotheby's $100 million diamond exhibition in Abu ...

most notably in central Africa. Unlike the clear diamonds of engagement rings, which are single crystals, black diamond consists of aggregations of individual crystals, which lend the gem its dark ...

WINDHOEK, November 17. /TASS/. South Africa’s Ruzow Diamonds explores an opportunity of investing into a diamond cutting facility in Vladivostok, Deputy Prime Minister of Russia Yuri Trutnev ...