Portrait of Mandela sold February 2014 A portrait capturing the struggles and triumphs of Nelson Mandela's life , was auctioned at Stephan Welz & Co, Cape Town. 26th February 2014. Richard Stone's study sold for R1 million, ten times it's estimated value at an auction house. The portrait, measuring 29.5cm x 21.00cm had been valued at about R100.000, was bought by a Dutch charitable foundation. More News Royal Mail Commemorative stamps May 2013 "Maggie and me" Jon Snow documentary, Channel 4 April 2013 Richard featured on BBC "See Hear" programme March 2013 HRH The Duchess of Cornwall unveils new portrait of herself aboard Queen Victoria December 2012