The first U.S. dollars were struck in 1794. Early dollars can be worth anywhere from several hundred to many thousands.
HOWEVER, there are many, many counterfeits and copies on the market. Some are legitimate reproductions and are usually labelled with the small word "COPY" somewhere in the design. Others though are pure and simple fakes. You'd need to have someone appraise your coin in person to be sure.
The coin was made in 2007 NOT the 1700's. The date 2007 is on the edge of the coin. Also the coin is NOT gold it's brass and is only one dollar.
a dollar
value of 1845 us five dollar coin
It's a common dollar coin that's face value
One dollar.
There was no fifty dollar US gold coin produced in 1940.
Check that coin again. The U.S. has never minted a two dollar coin.
$1.00
No half dollars would be minted until the late 1700s in the US so such a coin couldn't have existed. Please post a new question with the proper year.
Approximately One dollar
Check that coin again. There was no such thing as a US dollar (or the United States) in 1756.
72.90