Royal Air Force Volunteer Reserve RAFVR enamel lapel badge

A scarce original pre 1953 period 'Royal Air Force Volunteer Reserve gilt lapel badge' bearing a red enamel King's Crown, the 'RAFVR' title bar inlaid with pale blue enamel to solid centre. Very good condition, complete with original buttonhole fitting, manufacturers minor flaw to the enamel. Height 21mm.