This coin is a 1980 Kennedy Half Dollar, produced at the San Francisco Mint and designated with the mint mark 'S'. It is part of the Kennedy Half Dollar series and is classified as a proof coin, which indicates that it was struck with special care to achieve a higher quality finish that features crisp details and mirror-like surfaces. This particular coin has a denomination of 50 cents and is made from Copper-Nickel clad copper, which gives it a distinctive appearance. It has a diameter of 30.6 mm and weighs 11.34 grams. The total mintage for the 1980 proof version is 3,554,806 coins. The Kennedy Half Dollar was first issued in 1964, honoring President John F. Kennedy after his assassination, and remains a popular collectable among numismatists. As a proof coin from the San Francisco Mint, this piece is especially valued for its quality and limited production compared to regular circulation strikes. In terms of value, it can vary based on its condition, with unblemished proof coins typically fetching a premium over other grades. Given its mintage and the quality associated with proof coins, it is sought after by collectors of U.S. currency, particularly those focusing on the Kennedy series.
| currency | USD |
| currency-amount | 0.5 |
| diameter | 30.6 |
| height | 0 |
| material | Copper-Nickel clad Copper |
| mint-mark | S |
| mintage | 3554806 |
| type | Coins |
| weight | 11.34 |
| width | 0 |
| year-display | 1980 |