P-4a South Vietnam 20 Dong 1956 UNC PMG 64. Please do not open the case until you feel the envelope is missing! Please be patient, if you want to get your winning project faster, try Federated or EMS service! Have any questions at any time can consult I will soon reply! The item "P-4a South Vietnam 20 Dong 1956 UNC PMG 64" is in sale since Monday, April 20, 2020. This item is in the category "Coins & Paper Money\Paper Money\ World\Asia\Vietnam". The seller is "ziyuexiafei" and is located in heshan City. This item can be shipped worldwide.