This is a 1978 Proof Jefferson Nickel, a five-cent coin from the United States designed by Felix Schlag. The coin measures 21.2 mm in diameter and weighs 5 grams, consisting of a material composition of 75% copper and 25% nickel. It features a plain edge and was produced without a mint mark, indicating it was struck at a facility that did not designate a specific mint for this coin type. With a total mintage of 3,127,781 units, this 1978 Proof Nickel showcases the iconic depiction of Thomas Jefferson on the obverse, alongside the depiction of Monticello on the reverse. As a proof coin, it was specially struck to achieve a high level of detail and a mirror-like finish, making it a popular choice among collectors. Overall, this coin represents a noteworthy piece of U.S. numismatic history, combining artistic design with a modern manufacturing process while reflecting the rich heritage of American coinage. It holds a nominal value of 5 cents but may hold a higher collector's value depending on its condition and market demand.
| Country | United States of America |
| Year | 1978 |
| Serie | Jefferson Nickels |
| Denomination | 5¢ (Five Cents, Nickel, Half Dime) |
| Mint | N/A |
| currency | USD |
| currency-amount | 0.05 |
| designer | Felix Schlag |
| diameter | 21.2 |
| edge-type | Plain |
| height | 0 |
| material | 75% Copper, 25% Nickel |
| mint-mark | None |
| mintage | 3127781 |
| type | Coins |
| weight | 5 |
| width | 0 |
| year-display | 1978 |