WW2 Royal Corps of Signals sweetheart bow brooch

A scarce and unusual Second World War period 'Royal Corps of Signals brooch'; chromium plated enamel example, the badge of the regiment mounted to the centre of a voided disc and suspended from a pretty sweetheart bow, so typical of the period. Very good condition, complete with original pin fittings, no stress or damage to the enamel,Height approx 50mm.