The 2019-S Silver Proof Set is a collection of 11 uncirculated silver. Coins with a fineness of 0.999, minted in San Francisco by the U. Each coin is struck in proof condition and comes with a Certificate of Authenticity. This set includes a variety of coins ranging from cents to dollars. All marked with the “S” mint location. Ideal for collectors, this set offers a. Comprehensive selection of U. Coins in pristine condition. (Including the Reverse Proof Cent from West Point).