What is the value of an 1807 US quarter?

Numismedia lists the following approximate retail values as of 01/2013:

Very worn condition - $510

Moderately worn - $930

Slightly worn - $1,630

Almost no wear - $5,606

Uncirculated - $10,810 to $116,880 depending on quality

DISCLAIMER: The retail values quoted are the best available as of the date shown, but may vary significantly due to changes in the precious metals market. Also the wholesale (buying) price of a coin will be less than the selling (retail) price. A reputable coin dealer will be able to give a more accurate valuation based on inspection of the coin.