The $5 Tenth-Ounce American Gold Eagle was designed by Augustus Saint-Gaudens(obverse) and Miley Busiek(reverse). Weighing 3.39 grams and composed of .9166 gold .03 Silver, .0533 copper (netting 1/10th oz gold). These coins are 16.5 mm in diameter, have reeded edges and are produced in both an Uncirculated and Proof version.