The 1960 United States Proof Set is an uncirculated collection of silver coins with a fineness of 0.9, minted in Philadelphia. This set includes various denominations , struck in proof condition and certified by the U.S. Mint. It features coins from the United States with a near-perfect grade, perfect for collectors looking for pristine pieces with a clear history of being in mint condition. The set is a valuable addition to any numismatic collection, showcasing the craftsmanship and quality of American coinage in the early 1960s.