This 1956 Silver US Mint Proof Set is a collector's dream come true. The set includes uncirculated coins with a denomination of 50C made of 0.9 fineness silver. The strike type is proof, and they were minted in Philadelphia, United States. The coins are ungraded and come with a certification from the U.This is a great opportunity to add some outstanding coins to your collection. Don't miss out on these gems! This is a spot free set without any haze or cloudiness on the coins!