1966 Commonwealth Coat of Arms Fifty Cent 50c Coin sculpted by Stuart Devlin, The 50 cent coin was first introduced with decimalisation on 14 February 1966. This original design featured the Commonwealth Coat of Arms struck in 80 per cent silver.
Year: 1966
Effigy: Queen Elizabeth II - Second Portrait, by Arnold Machin
Mintage: 36.5 Million
Production Mint: RAM