What is a 20 gauge bridge company black prince single shot shotgun serial number a689272 worth?

The value of a 20 gauge Bridge Company Black Prince single shot shotgun, such as the one with serial number A689272, can vary based on its condition, age, and any unique features. Generally, these shotguns can range from $100 to $300, with pristine examples potentially fetching more. It's best to consult a firearms appraiser or check recent sales for a more accurate valuation specific to your shotgun's condition.