This 2017 Silver Proof Set is a must-have for any coin collector. The set includes five 1oz. .999 fine silver coins with a denomination of $1 each. The coins were struck in San Francisco and come in their original government packaging with a Certificate of Authenticity. The set features a variety of compositions, including silver, copper-nickel, copper-plated zinc, and manganese-brass. The coins have a proof strike type and were minted in the United States. This set is a great addition to any collection and is sure to impress.