Collectible coins encompass a wide variety of types, including commemorative coins, bullion coins, and historic coins. In the United States, notable examples include the $50 Gold Buffalo coin, which was first issued in 2006, featuring a design based on the famous American Buffalo nickel. The Gold High Relief coins, such as those produced in 2019, are known for their intricate, three-dimensional designs and are often struck at the Philadelphia Mint. Collectors value these coins for their craftsmanship, historical significance, and precious metal content.

Item Denomination Series Year Mint
United States of America 2019 Philadelphia Gold Buffaloes & Gold High Reliefs $50 $50 (Fifty Dollars) Gold Buffaloes & Gold High Reliefs 2019 Philadelphia