The 250th Anniversary U. S Navy One Ounce Silver Proof Coin is a commemorative coin issued by the United States Mint in 2025. This uncirculated coin is made of modern silver with a fineness of 0.999, struck as a proof at West Point. The coin is dedicated to the U. S Navy and features a design that celebrates its anniversary. It is a valuable collectible for numismatists and history enthusiasts alike.