The coin in question is a Seated Liberty Quarter, minted in 1855 at the New Orleans Mint, identified by the "O" mint mark. This quarter represents the denomination of 25 cents and is composed of silver. It has a diameter of 24.3 millimeters and weighs 6.22 grams. The Seated Liberty design, created by engraver Christian Gobrecht, features the image of Lady Liberty seated in a classic pose, holding a shield and a liberty pole. The reverse side typically displays a detailed depiction of an eagle, a symbol of strength and freedom. The 1855 Seated Liberty Quarter has a mintage of 176,000, indicating that it was produced in relatively low quantities compared to other years in the series, which contributes to its desirability among collectors. Given its age and specific characteristics, this coin is highly regarded in numismatic circles, particularly for those focusing on U.S. silver coinage of the 19th century. With its rich history and intricate design, the 1855 Seated Liberty Quarter is not just a currency piece; it is a collectible artifact that reflects the artistry and heritage of American coinage. The condition of the coin and its market demand will significantly influence its value among collectors and investors alike.