Browning.com has sn data under customer service
No way to answer without a detailed description of all markings, caliber/gauge, etc..
The 72S suffix to your serial number indicates that your Browning superposed shotgun was manufactured in the year 1972,by FN of Belguim for Browning.
You will have to call Browning with the sn.
You must call Browning with the serial number or visit their website.
You will have to call Browning.
browning sweet sixteen serial number 5s43804 what year was it manufactured
1988
Serial numbers do not designate calibers. Look on the brrel to ID the caliber.
You must call Browning to find out.
1987
1991
1990