This 3-coin set features the 2006 American Eagle in. 999 silver composition with a Precious Metal Content of 1 oz. The coins are struck in Reverse Proof, Proof, and Burnished styles, and certified by ICG, all graded 70. The set commemorates the 20th anniversary of the U. Mint’s Reverse Proof program. A perfect addition to any coin collection, these coins are a true representation of the U. Mint’s commitment to quality and precision.