British Gliding Association BGA 'A' Certificate Badge Skinner & Co London

A good original circa 1930's period 'British Gliding Association lapel badge'; silver plated brass blue enamel disc displaying a white gull and the letter 'G'; the reverse impressed with early maker's details 'Skinner & Co London'. Good condition, complete with original buttonhole lapel fitting, no stress marks or enamel loss, minor surface scratches and wear to plating.Diameter approx 22mm.