The 1976-S United States Mint 6 Coin Proof Set Bicentennial with original box is a valuable coin collection from the United States Mint. This set includes six uncirculated coins struck in proof condition at the San Francisco Mint in 1976. The coins are certified by the U.S. Mint and come in their original box, making it a coveted item for collectors of US coins. The set commemorates the Bicentennial of the United States, adding historical significance to this coin collection.