The $20 Liberty Gold coin, also known as the Liberty Head Double Eagle, was first minted in 1849 and is a prominent example of American gold coinage. The Type 1 variety, specifically produced from 1849 to 1866, features a design by engraver James B. Longacre, showcasing a portrait of Lady Liberty on the obverse and a bold eagle on the reverse. The 1859 edition is notable for its quality and historical context within the gold standard era, making it a sought-after collectible among numismatists. The coin contains 0.9675 troy ounces of gold and is characterized by its distinctive design and importance in U.S. monetary history.