Collectible coins include a variety of types, such as commemorative, bullion, and circulation coins. The 1820 Three Dollar coin is a notable example from the United States, minted in Philadelphia, featuring the Coronet Head design. Coronet Head Cents were also produced during this period, specifically designed for circulation and representing a significant era in American numismatics. Collectors often seek these coins for their historical value, rarity, and artistic design.

Item Denomination Series Year Mint
United States of America 1820 Philadelphia Coronet Head Cents $3 $3 (Three Dollars) Coronet Head Cents 1820 Philadelphia