The Capped Bust Quarter, minted from 1815 to 1838, features a design by engraver John Reich. The 1821 edition is part of the series that showcases a classic representation of Liberty wearing a cap, symbolizing freedom. This quarter is made of 90% silver and 10% copper and has a diameter of 24.26 mm. Collectible versions often attract numismatists due to their historical significance and the varying mint marks that affect rarity and value. The Capped Bust series is well-regarded within U.S. coinage for its artistic design and historical context.