The Capped Bust Quarter is a design used on United States quarters from 1807 to 1839, featuring a portrait of Liberty with a cap on her head. The 1831 edition is notable for its distinct design elements and is part of a series that represents early American coinage. Collectors often seek this quarter for its historical significance and relative rarity compared to other dates in the series. The Capped Bust design is characterized by its intricate detailing, which showcases the artistry of early U.S. minting practices.