The Lincoln 2009 Commemorative Silver Dollar is Philadelphia Mint Proof Coin. Coin Weight is 26.730 g Composed of 90% Silver 10 Copper. A Mintage Limit of 500,000. Commemorates 200th Anniversary of Lincoln's birth. The coin is encapsulated in a clear hard plastic casing and is in a Dark blue Velvet Lined Presentation box. Includes Certificate of Authenticity.