Pearce was last seen when he left his home in Craighall Park shortly before 9am. He was driving a white Toyota Yaris sedan with the registration number CF 96 CZ GP.
He is tall, at 1.9m, broad shouldered and walks with a slight stoop. His hair is dark with grey in places. He has dimples in his cheeks and chin and has a slight gap in his front teeth.
It is feared he may have travelled out of Johannesburg, or that his car may have been stolen.
If anyone has any further information on his whereabouts, they are urged to contact Parkview Police Station or investigating officer Captain Sandile Mkhize on 071 603 9114.
Details: 011 486 5000.