It was named after thomas cullinan, the owner of the mine. Cullinan diamond, world ’ s largest gem diamond , which weighed about 3,106 carats in rough form when found in 1905 at the premier mine in transvaal, modern-day south africa. Below, we explore the most significant natural diamonds ever found, focusing exclusively on verified, well-documented discoveries. · we’ve witnessed the evolution of the diamond industry and the impact these legendary discoveries have had on the market. While not all are clippirs, they are, collectively, an impressive bunch—until that is, they are unseated. · below, we highlight the 10 largest diamonds ever discovered , in ascending order. · a bigger, less pure black diamond was discovered in brazil in the late 1800s, but it was found above ground and was believed to have been part of a meteorite. · the largest diamond found in more than a century has been unearthed at a mine in botswana, and the country’s president showed off the fist-sized stone to the world at a viewing ceremony. 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.
