The 2003-S United States Mint Silver Proof Set includes 10 uncirculated silver coins with a fineness of 0.9, struck in proof quality at the San Francisco Mint. This set comes in its original box with a Certificate of Authenticity from the U. Mint, making it a valuable addition to any collection of United States coins. Each coin is denominated in dollars and is a part of the annual proof set issued by the Mint, showcasing the craftsmanship and artistry of American coinage.