white diamond

(Newser) - From the Cullinan mine in South Africa emerged in 1905 what still ranks as the world's largest rough diamond: the Cullinan diamond , a 3,106-carat gem that was cut down into smaller stones and incorporated into the British crown jewels. Now Petra Diamonds announces it's made another sparkling...

(Newser) - A white diamond the size of a small egg sold for $30.6 million at a Hong Kong auction today, as two phone bidders competed for the 118-carat white diamond from Africa in six minutes of measured bidding in the Sotheby's jewelry auction. The "flawless" white oval diamond,...