The 2004 United States Mint Silver Proof Set includes 11 uncirculated silver coins with a fineness of 0.9, ranging in denomination from $1 to 1 cent. This set, minted in San Francisco by the U.S. Mint, comes in its original box with a Certificate of Authenticity (COA). Each coin is struck in proof condition, making it a desirable addition for collectors of United States coins.