The serial number should be on the front barrel band, in some cases it is on the barrel.
Check the receiver.
Serial number data can be located on the Browning website, Blue Book of Gun values and Browning Dates of Manufacture book.
Look on the receiver and barrel.
Under the lever.
Check the receiver.
Usually located on the frame/reciever and/or barrel.
You will have to call Browning with the serial number.
The 2 letters located in your serial number(NV) indicate that your Browning gold 12 gauge shotgun was made in the year 1995.
You will have to call Browning with the serial number.
You did not provide a serial number.
Browning has sn tables on their web site located under customer service.
The browning twelvette with the serial number you provided was made in 1963.