The 1999-S Clad Proof Set is a complete multi-coin set of 10 coins from the United States, minted in San Francisco. The set includes various cpons. Certified by NGC with a grade of PR 69, these coins are in uncirculated condition and have a Proof strike type. The set is known for its Ultra Cameo finish, showcasing the intricate design details in high contrast against the mirror-like background. Some coins have toning, please see pics for details.