2012 US MINT PROOF SET. Complete w/ Original Box and COA. Payments: Pay Pal payments only.The item "2012 US MINT PROOF SET Complete with Original Box and COA" is in sale since Thursday, August 29, 2019. This item is in the category "Coins & Paper Money\Coins\ US\Proof Sets". The seller is "camcoins" and is located in Vienna, Virginia. This item can be shipped to United States.