This official 1998 U.S. Mint 5 coin Proof Set contains a Kennedy half dollar, Washington quarter, Roosevelt dime, Jefferson nickel and Lincoln cent. All coins bear the San Francisco "S" mint mark, and feature extra sharp images and mirror-like surfaces. The half dollar, quarter and dime are all copper-nickel clad. Comes with the original U.S. Mint packaging, including a certificate of authenticity.