The 1998 $1 American Silver Eagle, certified by the Numismatic Guaranty Corporation (NGC), is a notable specimen of fine American minting. This coin is struck from one ounce of .999 pure silver, and it bears the iconic Walking Liberty design by Adolph A. Weinman on the obverse, a representation of the nation's ideals of freedom and progress. The reverse is graced by John Mercanti's heraldic eagle, an emblem of the country's strength and unity. With a mintage of 4,847,549 pieces, the NGC certification assures collectors of its authenticity and quality, enhancing its appeal as a collectible and as an investment in silver.