This coin is a Seated Liberty Quarter, struck in 1843 at the New Orleans Mint, denoted by the mint mark "O." The quarter, made of silver, has a weight of 6.68 grams and a diameter of 24.3 millimeters. As a denomination of 25 cents, it is often referred to as a quarter and holds a significant place in American numismatic history. The Seated Liberty series, known for its elegant design, features Liberty seated in a classic pose. The 1843 quarter is part of a mintage of 968,000, indicating a relatively moderate production level for this year. The coin's design and historical context make it a popular choice among collectors and numismatists. Given its age and the circumstances of its minting, the 1843-O Seated Liberty Quarter is not only a piece of currency but also a collectible artifact from the mid-19th century, representing American history and the evolution of coinage during a transformative period in the United States. Whether for investment purposes or as part of a historical collection, this coin exemplifies the artistry and craftsmanship of its time.