From political posters to bottles of wine and kitchen aprons, the face and name of Nelson Mandela are a potent commercial and political brand in South Africa. Little wonder it’s so sought after — and the source of occasional squabbles.

The former head of Nelson Mandela’s children’s charity is being tried on charges of possessing uncut diamonds that featured in a recent war crimes trial.

The ex-chief of a Nelson Mandela charity is resigning from its board after the revelation that he secretly kept diamonds passed on to him by supermodel Naomi Campbell.