1977年香港壹圆。20枚。(t) HONG KONG. Group of S.A.R. Dollars (20 Pieces), 1997. All PCGS PROOF-64 Deep Cameo Gold Shield Certified. 1977年香港壹圆。20枚。(t) HONG KONG. Group of S.A.R. Dollars (20 Pieces), 1997. All PCGS PROOF-64 Deep Cameo Gold Shield Certified.KM-75.