First thing is, it's not gold. Second is, unless the coin came out of a 2007 Uncirculated Mint Set, it has no more than face value. It's just a dollar, spend it.
The coin is worth only a dollar.
It's worth one dollar.
About $1200
$ 2.95
A dollar.
One dollar.
It's an ordinary circulation coin worth $1, like all the other Presidential Dollar coins.
The John Quincy Adams dollar coin is worth one dollar, and the McKinley dollar coin won't be released until 2013.
It's only worth face value.
One dollar, and it's not made of gold.
$1.00 It's an ordinary circulation coin. Feel free to spend it.
All error coins need to be seen. Take it to a coin dealer for an assessment.