Top 10 Largest Diamonds Ever Discovered On The Earth

8. The De Beers Diamond

The 234.65 carat, De Beers Diamond was found in the Kimberly mines back in 1888. Originally weighing 428.5 carats, the De Beers diamond was the largest diamond found at the four mines during the time period. It measured 47.6 mm through its longest axis and 38.1 mm square.  Notably, the 8th largest faceted diamond in the world was set as the centerpiece of a ceremonial necklace designed by the House of Cartier in 1928. The Patiala Necklace, as it was known from then on, was made for and named after Bhupinder Singh of Patiala, the then ruling Maharaja of the state of Patiala. The value of this diamond is unknown.