The Baken diamond mine is a diamond mine located along the lower Orange River in South Africa. The mine is owned and operated by Lower Orange River Diamonds. The central processing plant has been operational at Baken since 2001. In 2004 the Baken mine produced ; average stone size for the year was . Notable stones from production in 2004 included a , D colour flawless diamond that sold for over $1.8 million USD; and a pink diamond sold for over US$1.0 million. Probable reserves are 21.2 million cubic meters of ore at an ore grade of per 100 cubic metres (3.38 mg/m3). There is a waste rock overburden of about 33 million cubic metres. References Trans Hex Diamond mines in South Africa Economy of the Northern Cape Geography of the Northern Cape Surface mines in South Africa Namakwa District Municipality