RAF No 23 Battle of Britain Squadron Royal Air Force badge

A good original King George VI period 'Royal Air Force No 23 Battle of Britain Squadron gilt and enamel badge', depicting an eagle preying on a falcon and Latin motto 'Semper Aggressus' (Always on the attack), the reverse impressed with maker's details 'H.W.Miller Ltd Branston St. B'Ham.18'. Very good condition, complete with original pin fittings, no damage to the enamel. Height 33mm.