South Vietnam Deluxe Sheets Proof. It's in excellent condition as shown. Please view scans for more details. The item "South Vietnam Sc# 27 Multi Color Printed Sunken Die Proof" is in sale since Tuesday, June 25, 2019.This item is in the category "Stamps\Asia\Vietnam". The seller is "vietcollections" and is located in Philadelphia, Pennsylvania. This item can be shipped worldwide.