Authenticity of this coin is guaranteed by PCGS. Add a map to your own listings. The item "US 1928 Gold $20 Double Eagle PCGS MS64 Saint Gaudens" is in sale since Monday, April 30, 2018.This item is in the category "Coins & Paper Money\Coins\ US\Gold (Pre-1933)\$20, Double Eagle". The seller is "logicpapa" and is located in San Francisco, California. This item can be shipped worldwide.