The product being described is a 250th Anniversary United States Navy American Eagle One Ounce Silver Proof Coin minted by the San Francisco Mint. This coin features a striking proof finish with a fineness of 0.999, weighing one ounce of silver. It is certified by the US Mint and comes from the United States. This commemorative coin celebrates the anniversary of the United States Navy and is a valuable addition to any collection of silver bullion coins.