Collectible coins encompass a wide range of numismatic items, including old currency, rare pieces, and coins with historical significance. In the United States, one notable collectible is the 1 One Dollar coin, which has various designs, including the Coronet Head Cents issued in the 19th century. The Coronet Head design was created in 1836 by engraver Christian Gobrecht and features a classic profile of Liberty, often sought after by collectors for its historical importance and aesthetic appeal. These coins represent a significant era in American coinage, reflecting both artistry and the monetary system of their time.