This coin is a 2002 Kennedy Half Dollar, minted at the San Francisco Mint, designated with an 'S' mint mark, indicating it is a proof version. It has a denomination of 50 cents, making it one-half of a U.S. dollar (USD). The coin features a diameter of 30.6 mm and a weight of 11.34 grams, and it is composed of a copper-nickel clad over a copper core. The 2002 Kennedy Half Dollar is part of the Kennedy Half Dollar series, which honors the 35th President of the United States, John F. Kennedy. The specific proof version of this coin was manufactured with a striking finish that enhances its mirror-like surface and sharp details, making it a desirable collectible among numismatists. With a total mintage of 2,319,766, this coin represents a commendable investment for collectors. Its modern design, along with the assay of copper and nickel, gives it a distinct appearance and feel compared to other coins. Given its status as a proof coin, it is typically valued higher than its face value due to its rarity and collectible nature. This coin is a part of the rich heritage of American currency and serves as a testament to the enduring legacy of President Kennedy, as well as the artistry of U.S. coinage in the 21st century.