This 2008 S John Quincy Adams Sixth President Presidential $1 coin is a great addition to any coin collection. It has been certified by NGC and graded as PR 69, with a strike type of proof and a fineness of 0.9. The coin is uncirculated and features the variety of John Adams, with a denomination of $1. Minted in San Francisco, this coin is made of manganese-brass and has a certification number of 3257328-123. It is a beautiful piece of American history that any collector would be proud to own.