The 1993-S US Mint Thomas Jefferson 250th Anniversary Proof $1 coin is a commemorative coin celebrating the 250th anniversary of Thomas Jefferson's birth. Minted in San Francisco, this 90% silver coin features a proof finish and comes in an original box with a certificate of authenticity from the U.S. Mint. This uncirculated coin is a valuable addition to any collectors' set, showcasing a modern silver/clad composition and bearing the likeness of one of the most influential figures in American history.