The 1979-S US Mint Proof Set includes 6 coins with denominations ranging from 1 cent to $1, all in uncirculated proof condition. This set features coins struck at the San Francisco Mint and comes with the original government packaging. The set showcases a variety of coins including a 50 cent piece, making it a valuable addition to any coin collection. The U.S. Mint certification adds authenticity and quality to this set, making it a desirable choice for collectors of American coins.