Money makes money - and these six South Africans have made a lot of it over the years. And by a lot, we mean a LOT!

13. Nicky Oppenheimer, South Africa — $6.6 billion (+$100 million) — As chairman of De Beers, Oppenheimer's wealth comes from the diamond industry, and has sneaked up by 1.5% since 2011.

Explore the sectors Africa’s riches billionaires dominate, the lifestyles they lead, and the journeys that brought them ...

Africa’s top billionaires are catalysts for economic transformation, steering investments into pivotal sectors and redefining ...