'J A P Motors' motor cycle engines advertising badge

A scarce original circa mid 20th century period 'J.A.Prestwich & Co' Motor Cycle Engine promotional pin badge'; small gilt brass oval example inlaid with blue enamel depicting the 'J A P' company logo with white enamel scroll below. Very good condition, complete with original pin fittings, no enamel loss, gilt finish remains bright.Size approx 30 x 15mm.