Robertsons 1980 Golly ambulanceman advertising badge white buttons

A good original circa 1980 period 'Robertson's Golly marmalades and Jam ambulanceman promotional pin badge', this example with white buttons to his breast pockets, the reverse impressed with maker's details '©James Robertson & Sons Ltd'. Very good condition, complete with original pin fittings with safety roller catch in good working order, no damage to the painted enamel finish. Height 32mm