2018 S Proof American Silver Eagle Dollar Proof Box COA San Francisco 1oz 99.9%. This item is in the category “Coins & Paper Money\Coins: US\Proof Sets”. The seller is “dealrdan” and is located in this country: US. This item can be shipped worldwide. Circulated/Uncirculated: Uncirculated Denomination: $1 Year: 2018 Strike Type: Proof Mint Location: San […]