Gem Diamonds Ltd. operates as a holding company, which engages in the exploration and development of diamond mines. It operates through the following geographical segments: Lesotho; Botswana; Belgium; and British Virgin Islands (BVI), Republic of South Africa (RSA), the United Kingdom (UK) and Cyprus. The Lesotho segment involves in diamond mining activities in LetÅ¡eng diamond mine. The Botswana segment operates the Ghaghoo diamond mine. The Belgium segment sells, markets, and manufactures diamonds. The BVI, RSA, UK, and Cyprus segment provides technical and administrative services. The company was founded by Clifford Thomas Elphick on July 29, 2005 and is headquartered in London, the United Kingdom.