Lucara Diamond Corporation announced this week, the largest diamond in 100 years has been discovered in Botswana. The diamond is second in size only to the famous Cullinan Diamond discovered in South Africa and now in the British Crown Jewels. The gem quality diamond was found at Karowe Mine on Wednesday and reportedly weighs 1,111 carats. The diamond is a type IIa,  incredibly rare and almost entirely without impurities. This type of diamond makes .