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The Cullinan Diamond is the largest gem-quality rough diamond ever found, [2] weighing 3,106 carats (621.20 g), discovered at the Premier No.2 mine in Cullinan, South Africa, on 26 January 1905. It was named after Thomas Cullinan, the owner of the mine. In April 1905, it was put on sale in London, but despite considerable interest, it was still ...
Found above ground in Lençóis: 1895: Eventually sold to I. K. Gulland of London, where it was broken up into small pieces as industrial diamond drills. [7] 3106.75: Cullinan Diamond South Africa: Premier Mine: 1905: British Crown (I and II) and Charles III (III–IX) The largest gem-quality diamond ever discovered. 2492 [8] Motswedi Botswana ...
The Golden Jubilee Diamond, a 545.67 carat (109.13 g) brown diamond, is the largest cut and faceted diamond in the world. It outweighs the Cullinan I by 15.37 carats (3.07 g). The Golden Jubilee Diamond was discovered in 1985 at the Premier Mine , which is also the origin of the Cullinan diamond (1905) and other notables such as the Taylor ...
The Botswana government says the huge 2,492-carat diamond is the second-biggest ever discovered in a mine. The as-yet-unnamed diamond was presented to the world at the office of Botswana President ...
Diamonds are mined in about 25 countries today yet Botswana is still one of the world’s leading ones, especially now with its recent unique discovery. The post Miners Find The Second Biggest ...
The weight would make it the largest diamond found in 119 years and the second-largest ever dug out of a mine after the Cullinan Diamond that was discovered in South Africa in 1905. The famous ...
The largest diamond found by a park visitor in the Crater of Diamonds State Park in Arkansas since 1972, when it was established as a state park. It was found by W. W. Johnson of Amarillo, Texas in 1975 and was a 16.37 carats (3.27 g) white diamond, but it has since been cut into a 7.54 carats (1,510 mg) marquise shape.
In comparison, the Cullinan, discovered in 1905 in South Africa, weighed 621.4 g (3,106.75 carats). [5] [6] The Lesedi La Rona was mined using Large Diamond Recovery ("LDR") XRT machines, [4] and is the largest diamond recovered using machines for automated diamond sorting. [3] [7] It is estimated to be over 2.5 billion years old. [8]