This 1976 S Proof Set includes three 40% Silver US Coins featuring Ike, Kennedy, and Washington. The coins are Uncirculated and struck as Proof with a Fineness of .4. They were minted in San Francisco and certified by the US Mint. The set comes with a Certification Number, but is Ungraded. The Precious Metal Content of the set is 0.54oz and it is a great addition to any coin collection.