The 3,106-carat Cullinan Diamond, the largest ever discovered, was unearthed in what's now this country in 1905
The 3,106-carat Cullinan diamond was found in South Africa in 1905 and cut into 
nine separate stones, ... "This has been an amazing week for Lucara with the 
recovery of the second largest and also the sixth largest gem quality diamonds 
ever mined," Mr Lamb said.