Karelian Diamond Resources Plc engages in the exploration and development of diamond deposits. It holds interests in the Lahtojoki diamond project located in the Kuopio"Kaavi region in Finland; the Seitaperä diamondiferous kimberlite pipe project located in Kuhmo, Finland; and the Riihivaara diamond projects situated in the Kuhmo area, Finland. The company also explores for nickel, copper, and platinum group metals in Northern Ireland. Karelian Diamond Resources Plc was incorporated in 2004 and is headquartered in Shannon, Ireland.