ThESE exceptional proof set features 10 coins struck in. 999 fine silver between 2003 and 2005 in San Francisco. The set includes state quarters and is uncirculated, making it a perfect addition to any collection. The coins are certified by the U. Mint, ensuring their authenticity and quality. This set is a must-have for any coin collector or enthusiast, and it is a great investment for the future. Don’t miss out on this opportunity to own a piece of American history.