This premier proof sets is a must-have for any serious coin collector. It features coins of 1C, 5C, 10C, 25C, and 50C denominations, dime, quarter, half dollar made of 90% silver and struck at the San Francisco mint. The set was produced by the U. Mint between 1992 and 1998, and comes with a certificate of authenticity and original box. The coins are in uncirculated condition and have not been graded. These sets are a great addition to any collection and a perfect gift for any coin enthusiast.