Seated Liberty Half Dollars, minted from 1839 to 1891, are a notable series of United States fifty-cent coins. The 1855 issue is particularly significant for collectors. These coins feature an image of Liberty seated and holding a shield, representing strength and protection. The obverse showcases Liberty while the reverse displays an eagle, embodying national pride. Collectors often seek these coins in various grades, with higher-grade specimens commanding premium prices due to their historical importance and aesthetic appeal.