The 2012 Star-Spangled Banner Commemorative Coin Program Proof Silver Dollar was minted in Philadelphia with a fineness of 0.9. This modern silver/clad coin features a design commemorating the Star-Spangled Banner variety, and it is ungraded. The coin is part of the Coins: US category and is certified by the U.S. Mint. This commemorative coin pays homage to the United States and its historical significance.