This 1954 US Mint Silver Proof Set is a rare and valuable addition to any coin collection. The set includes 50C denomination coins that were minted in Philadelphia with a fineness of 0.9. The coins are uncirculated and come in a CAPITAL case, making it easy to store and display them. The set features blazing lustre and toning, making it a unique and special piece. It has been certified by the U. Mint and comes with a KM Number of Lot 1645. This proof set is a must-have for any serious coin collector and is sure to impress.