Lot of 10 ROUNDS of 1981 U. Assay Office San Francisco 1 Oz. Assay Office San Francisco 1 oz. 999 Fine Silver Round CC Lot is a must-have for any serious collector or investor interested in precious metals. The piece is composed of pure silver, with a round shape and a weight of 1 oz. It was minted by Continental Coin Company, a reputable brand in the industry. The lot comes with a total precious metal content of 10 oz, making it a valuable addition to any collection. It was manufactured in the United States and has a fineness of 0.999. Don’t miss out on the opportunity to own these rare and sought-after pieces.