One of the popular traded gold coins is ¼ oz American Gold Eagles. The coin is comprised of 22 karat gold which means it is comprised of 91.67% gold and the remainder of the coin is comprised of copper (5.33%) and silver (3%). These coins are popular among those interested in investing, collecting, and looking to get started in the trade. The ¼ oz American Gold Eagle has a face value of $10. This coin features a great depiction of Liberty on the obverse side while the reverse side showcases image of the American Bald Eagle.