Collectible coins encompass various types, including commemorative coins, bullion coins, and historical coins. The United States Gold Eagle, particularly the $5 denomination, is a popular choice among collectors and investors. The 1987 Gold Eagle features a design that includes Lady Liberty on the obverse and an eagle on the reverse, symbolizing American freedom and strength. This coin is made of gold and is valued by its metal content as well as its numismatic appeal, making it sought after in the collectible market.