The 1990 Prestige Proof Set with USA Mint includes special coins to commemorate the Eisenhower Centennial. This set features a $1 silver coin with a fineness of 0.9, minted in San Francisco in 1990. The coins are in uncirculated condition and come with an official government guarantee of authenticity from the United States Mint. Perfect for collectors looking to add to their US coin collection, this set is a valuable and historical piece of numismatic history.