Collectible coins, particularly those from the United States, can include a variety of types such as numismatic coins, commemorative coins, and bullion coins. The 1c coin, commonly known as the penny, has a rich history and is often sought after in various conditions. Proof Sets, like those from 2021, consist of specially produced coinage that features a mirror-like finish and are often packaged for collectors. These sets typically include coins from various denominations, showcasing the design and craftsmanship of the U.S. Mint. Collectors value these items for their rarity, condition, and historical significance.

Item Denomination Series Year Mint
2021-S 1c-$1 Proof Set 7 Coins 1c-$1 Proof Sets 2021 San Francisco