Collectible coins, particularly trial coins, are specially struck pieces that serve as prototypes or experimental samples for new coin designs. In 1823, the Philadelphia Mint produced several trial coins, which are highly sought after by collectors due to their historical significance and limited mintage. These coins often feature unique patterns or variations that differ from standard issues, making them valuable for numismatists interested in the evolution of currency in the United States. The rarity and distinctive characteristics of trial coins contribute to their appeal in the collectible market.

Item Denomination Series Year Mint
1823-P (Philadelphia) Patterns & Trial Coins Other / Varied Patterns & Trial Coins 1823 Philadelphia
1823-P (Philadelphia) Patterns & Trial Coins Other / Varied Patterns & Trial Coins 1823 Philadelphia