Cullinan Diamond
The Cullinan Diamond is the largest gem-quality rough diamond ever found, weighing , discovered at the Premier No. 2 mine in Cullinan, South Africa, on 26 January 1905. It was named after Thomas Cullinan, the mine's chairman.
Canadian diamonds
Located approximately 53 miles southeast of the Snap Lake Diamond Mine, the Gahcho Kue Diamond Mine Project is one of the richest diamond mines in Canada with an expected lifespan of 11 years. It is estimated that 54,000,000 carats will be recovered during the mine's lifetime. The mine is a joint venture between Mountain Province Diamonds, who owns 49% and De Beers with the remaining 51%. The first sales of mined diamonds were completed in January 2017. In February 2017, a 68-carat gem quality diamond was mined, the largest in the mines short history.