The 2000-S Kennedy Half Dollar 50C Proof Coin from the San Francisco Mint is a valuable collectible for any coin enthusiast. This coin features a 75% copper and 25% nickel composition over a pure copper center, struck in proof condition. With a KM Number of 314, this half dollar coin showcases President John F. Kennedy on one side and the Great Seal of the United States on the other. A must-have for any collection of US coins, especially those interested in the Kennedy series.