Collectible coins include various categories such as patterns, trial coins, and regular issue currency. In the United States, the 1 One Cent Penny, particularly the 1859 issues struck in Philadelphia, are of significant interest among collectors. These coins can be classified as patterns or trial coins, which were designed to test new designs or compositions before full production. Their rarity and historical significance often contribute to their desirability and value within the numismatic community.

Item Denomination Series Year Mint
United States of America 1859 Philadelphia Patterns & Trial Coins 1¢ 1¢ (One Cent, Penny) Patterns & Trial Coins 1859 Philadelphia