The coin in question is a 1953 Jefferson Nickel, minted in the United States of America. This particular piece is a proof coin, showcasing a high level of detail and a polished finish, which is characteristic of coins produced for collectors. The design, created by Felix Schlag, features the portrait of Thomas Jefferson on the obverse, while the reverse depicts Monticello, Jefferson's Virginia estate. With a denomination of 5 cents, this nickel measures 21.2 mm in diameter and weighs 5 grams. It is composed of a metal alloy containing 75% copper and 25% nickel. Notably, this specific coin does not bear a mint mark, which indicates that it was produced at the main mint rather than a branch mint. The mintage for the 1953 proof Jefferson Nickel was relatively limited, with only 128,800 coins produced, adding to its collectible appeal. The edge of the coin is plain, a standard feature for this series. Overall, the 1953 Jefferson Nickel is not only a functional piece of currency but also a collectible item with significance to numismatists and history enthusiasts alike.