U.S. Navy Commemorative Coin. Remember and commemorate the men and women past and present of the United States Navy with this great coin. This challenge coin features the Department of the Navy of the United States of America on one side and the U.S. Navy symbol in bold enamel colors on the flip side. This coin is gold plated with sandblasted background and has a high polished surface which makes it a truly beautiful piece. Each coin is packaged in a protective vinyl pouch.