What is the year and value of Browning semi auto 12 gauge shotgun serial number 68V 18936?

The number and letter 68V indicates that you have a Browning auto-5 magnum shotgun that was made by FN of Belguim for Browning in the year 1968.These auto-5 shotguns in grade I (field grade) bring between 375-500 dollars depending on overall condition and a good bore.