This 1955 US Mint Silver PROOF Set Cameo Silver Coins is a great addition to any coin collection. The set includes 1, 5, 10.25, and 50 cents denominations which were minted in Philadelphia. The coins are made of 90% silver and have a proof strike type. The set is uncirculated and ungraded, but it is a great find for collectors. The coins have not been certified, but their value is undeniable. This set is perfect for anyone who loves collecting coins and wants to add a piece of American history to their collection.