Can't be answered without a detailed description of all markings, finish, barrel length, condition, accessories, box, papers, extra barrel gauge and length, etc..
You will have to call Browning with the serial number.
Your serial number indicates that your Browning light twelve was made in the year 1955.
Supply your serial number at the Browning website and the database will look it up for you.
Your browning auto-5 light weight was made by FN of belguim for browning in 1960.
If it is marked Light 12, that is an incomplete serial number.
You will have to contact Browning to find out.
Your serial number indicates that your Browning light weight auto-5 shotgun was made in the year 1960.
The Browning light twelve shotguns serial numbers do not go that high.Please check and see if there are any letters in your serial number,or before or after your serial number.
how old is the browning shotgun with the serial number 8G 12882
1958 8G12726
Browning first, then MidWest Gun Works.
Please include a serial number,to get a correct answer.