Castrol Motor Oil advertising badge J.R.Gaunt

A good original circa 1950's 'Castrol Oil promotional pin badge'; chomium plated example inlaid with green enamel and inset with 'Patent', inscription enhanced with red translucent enamel; the reverse impressed with manufacturer's details 'J.R.Gaunt London'. Very good condition, complete with original pin fittings, no stress marks or damage to the enamel, minor surface scratches.
Width approx 34mm.

Code: 64519