Collectible coins encompass a broad range of numismatic items, including historical coins, commemorative issues, and bullion. A notable example is the 1854 American Liberty Gold Coin, which was minted in San Francisco. The Twenty Dollar denomination, often referred to as the Double Eagle, features a depiction of Liberty and is highly sought after by collectors and investors alike due to its precious metal content and historical significance in the United States.

Item Denomination Series Year Mint
1854-S $20 $20 (Twenty Dollars) American Liberty Gold 1854 San Francisco