Bronze 32.7mm diameter. Arms of the Royal Artillery, crowned cannon with motto above and below.  Rv. Engraved: A· A· DEFENCES (BIRMINGHAM DIST) + around, CADET COMPETITION WINNER in centre.  Red zigzag on dark blue ribbon, 1918 on suspension bar.    Edge blank.  EF   Rare.

The 12 Anti Aircraft Defence Unit Company at Birmingham had seven 75mm guns plus eight searchlights.