Continental dollar bills look much different than regular bills. They’re less wide and taller, and they’re marked “The United Colonies” instead of the United States.

STATEN ISLAND, N.Y. -- Not all two-dollar bills are worth more than their $2 face value, but according to several reports, there are some batches of the currency appraised at $4,500 or more.

Not all two-dollar bills are valuable (beyond their $2 face value) but some of them could be worth thousands. For example, a $2 Federal Reserve Star Note, printed in 2003 with a low single-digit ...