The coin in question is a 1959 Roosevelt Dime, a part of the United States coinage series. Struck at the Philadelphia Mint, this dime features the 'P' mintmark, which distinguishes it as a product of that facility. It is classified as a proof coin, indicating it was specially minted for collectors, resulting in a high-quality finish and sharp detail. This specific dime has a diameter of 17.9 mm and weighs 2.5 grams, adhering to the standard specifications of dimes. Made of silver, this coin is not only a representation of the 10-cent denomination but also a glimpse into the history and artistry of American coin design. With a mintage of 1,149,291, the 1959 Roosevelt Dime enjoys a moderate availability among collectors. The coin is identified by its ensemble of characteristics, including its material composition of silver, and its status as a collectible proof coin. Overall, this Roosevelt Dime embodies both numismatic interest and the legacy of U.S. coinage, making it an appealing piece for both collectors and enthusiasts alike.