If you mean the current $1 coins, unless they're in a proof or uncirculated set, they're worth exactly the amount shown on the reverse side. Feel free to spend them.
Eisenhower was the first president on a dollar coin from 1971 to 1978. From 2007 to 2011, the first 20 presidents are depicted on the dollar coins.
ten dollars
It's federal law that no living man or woman can appear on U.S. coins. It has been custom since the beginning of the minting of coins for the king's images to be on them so the founders who were anti royalists had a tradition of not putting living presidents on coins. This later became law.
Not counting Miss Liberty, nameless Native Americans, and the subjects of commemorative coins, there are Benjamin Franklin, Susan B. Anthony, Sacagawea (and her baby) . I think that's all.
As many presidents there are. 4 come out every year. to find out more go to usmint.gov
Silver dollars
the presidents.
The yellow coins are worth 1, the red coins are worth 2, and the blue coins are worth 3.
Eisenhower was the first president on a dollar coin from 1971 to 1978. From 2007 to 2011, the first 20 presidents are depicted on the dollar coins.
Abraham Lincoln
washington
They are worth one dollar. If you decide to collect them, do so for your own enjoyment--there are so many that it is doubtful that the value will increase as a collectable.
ten dollars
They are bullion coins and are worth only what the metals they are composed of are worth.
george washinton
The silver dollar Constitution coins are worth about $7.00 apiece. The gold $5 Constitution coins are worth about $100.00 apiece.
Now its 100 coins and silver is worth 200 coins.