This collection is a 1984-1989 + 1991 + 1993 United States Mint Proof Set in Purple Box Government Packaging (OGP) collectors set. This set includes coins made of copper, struck in proof quality at the San Francisco Mint. Each coin is certified by the U.S. Mint and is considered uncirculated. The set includes coins from the years 1984 to 1989, and 1991 and 1993, making it a comprehensive collection of US coins from this period. Total of 8 sets