iStock/Thinkstock(LESOTHO, Africa) — A whopping 910-carat diamond was discovered in Southern Africa, one of the biggest gems ever found, the mining company that uncovered it said Monday. The company described the diamond as “an exceptional quality, D colour Type IIa diamond from the Letšeng mine, the highest dollar-per-carat kimberlite diamond mine in the world.”

“Since Gem Diamonds acquired Letšeng in 2006, the mine has produced some of the world’s most remarkable diamonds, including the 603-carat Lesotho Promise,” said Clifford Elphick, Gem Diamonds’ CEO, in a press release.
A 910 ct "D colour Type II A" diamond is dug up in the Letseng diamond mine, Lesotho.