The renewal had been subject to the company undertaking a renewed environmental impact assessment and have an environmental management plan report prepared and approved.
Diamond Fields was also supposed to ensure that at least 5 percent of its local subsidiary was under ownership of Namibians.
Meanwhile, Mining.com reports that the company would resume mining off the coast of Namibia next year following the renewal of the licence.
Marine diamond output had outpaced land-based mining in Namibia.
The southern African country produced 1,7 million carats of marine diamond compared to 403,000 carats recovered on land last year, according to Mining.com.
Mathew Nyaungwa, Editor in Chief of the African Bureau, Rough&Polished