This is a noteworthy piece of exonumia from the United States, minted in 1979. The coin is a Proof issue crafted from gold, which adds to its collectible appeal and intrinsic value. With a diameter of 38.1 mm, this coin is designed to showcase the beauty of its design, exhibiting fine detail and a mirror-like finish typical of Proof coins. The total mintage for this particular piece is 45,163, making it relatively rare among collectors. Although it does not have a specified mint mark, its status as a Proof coin indicates it was produced under strict quality controls, enhancing its desirability for numismatists. This coin does not have a listed denomination, weight, or other physical measurements in the provided details. However, its gold content and the 1979 year of issue position it as a significant item within any collection focused on United States exonumia or gold coins. Collectors will appreciate the craftsmanship and historical context of such a piece, especially given the unique properties of the Proof coinage from the late 20th century.