Robertsons 1970s Golly golfer advertising badge

A good original circa 1970's period 'Robertson's marmalades and Jam Golly golfer promotional badge', the reverse impressed with maker's details 'R.E.V.Gomm Frederick St B'ham.1'. Very good condition, complete with original pin fittings, no stress marks or damage to the enamel. An excellent example. Height 34mm.