This U.S. Mint 50 State Quarter COIN & DIE Set from 2006  features the South Dakota State Quarter, minted in Philadelphia. The set includes a certification from the U.S. Mint and the coin is ungraded. It is part of the 50 State Set and has a denomination of 25 cents. The certification number is 6131045. The coin is categorized as a State Quarter, a Quarter, and falls under Coins: US and Coins & Paper Money. The country of origin is the United States.