Modern commemorative coins, particularly from the United States, are special issues that honor significant events, people, or places. The 1989 One Dollar coin is a part of a series celebrating the 200th anniversary of the U.S. Constitution. These coins are made of silver and often have limited mintage, making them attractive to collectors. They are sought after for their historical significance and potential investment value.

Item Denomination Series Year Mint
1989-D $1 Congress Bicentennial $1 (One Dollar) $1 Modern Commems 1989 Denver
1989-S $1 Congress Bicentennial DCAM $1 (One Dollar) $1 Modern Commems 1989 San Francisco