Collectible coins encompass various categories, including patterns, trial coins, and specific denominations like the One Cent Penny. In the United States, the 1869 One Cent Penny is a notable example, often sought after by collectors for its historical significance. Patterns and trial coins, such as those minted for testing designs or compositions, hold special value in numismatics due to their rarity and uniqueness. These types of coins showcase the evolution of minting practices and provide insight into coin design development in American history.

Item Denomination Series Year Mint
United States of America 1869 N/A Patterns & Trial Coins 1¢ 1¢ (One Cent, Penny) Patterns & Trial Coins 1869 N/A