Can't be answered without a detailed description of all markings, finish, action type, condition, accessories, box, papers, etc..
50-500 usd
No sn and no description = no way to answer.
This is a 12ga. made in 1937
450-600 dollars,depending on condition,and a decent bore.
If its a 12ga it was made in 1926 If 16ga, it was made in 1929
It was built in 1969 in Belgium. It should be a 12ga. Magnum.
Being that you said auto shotgun,then you have the Browning auto-5 shotgun that was made by FN in Belgium from 1903-1975.Your serial number indicates that your Shotgun was made in the year 1938.
Your browning model auto-5 magnum 12ga shotgun was made by FN for browning in 1965.
I own a Browning A5, 12ga,Japan made shotgun, ser: 04078. what is it worth?
Go to Browning's site, click on Support then date your firearm.
You have an American Browning 12ga. made in 1945.
That is a Browning BPS Hunter 12ga made in 1988. Value is going to be $250-$300.