1991 S US Mint Proof Set OGP<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>1991-S US Mint Proof Set</li><li>Complete Original US Mint packaging including Certificate of Authenticity</li><li>Contains 5 coins in stunning proof condition， displayed in one protected lense</li><li>Each of these 1991-dated coins bears the "S" mint mark of the United States Mint at San Francisco</li><li>This "vintage" Proof Set has been previously owned</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51rb6Zk7NYL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51U3xPvsxwL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51ygSiOpdoL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51Nc22fcM8L.jpg" noproxy>