Macao 20 Patacas KM# 8 1974 1974 1974 Macao 20 Patacas obverse 1974 Macao 20 Patacas reverse This Photo is for Reference !!! Specifications Composition: Silver Fineness: 0.6500 Weight: 18.0000g ASW: 0.3761oz Diameter: 35mm Design Obverse: Macau shield within globe Reverse: Junk (ship) passing under Taipa bridge within circle