This 1989 S Congressional Proof Commemorative Half Dollar is a beautiful addition to any coin collection. Made of modern silver/clad, it has a stunning design that commemorates the Capitol Visitor Center. The strike type is proof and it is uncirculated, making it a valuable piece for collectors. The coin is certified by the US Mint and has a denomination of 50C. Minted in San Francisco in 1989, it has a KM number of 0. This commemorative half dollar is a must-have for any coin enthusiast or history buff.