This coin is a 1950 Proof Washington Quarter, minted in Philadelphia and identified by the "P" mint mark. It carries a denomination of 25 cents, also known as a Quarter, and is composed of silver, a precious metal that enhances its appeal among collectors. With a mintage of only 51,386 pieces, this particular coin is relatively scarce, particularly in proof condition, making it a sought-after item for numismatists. The Washington Quarter series, which features a profile of President George Washington on the obverse and an eagle on the reverse, represents a significant part of American coinage history. The coin measures 24.3 mm in diameter and weighs 6.25 grams, showcasing the classic quarter size that has been a staple in U.S. currency. The proof finish of this coin indicates it was specially minted for collectors, resulting in a flawless and mirror-like surface, which contrasts beautifully with the crisp details of the coin's design. Overall, this 1950 Proof Washington Quarter, with its limited mintage and premium quality, holds both historical significance and collectible value within the realm of American coins.