Recommend this task be performed by a trained gunsmith.
Superposed
With the V8 suffix to your serial number.Your Browning B25 shotgun was made in the Year 1968.
You will have to call Browning
You must contact Browning to find out.
1967
It was made in 1997
Mid 80s or so.
1984
The mv letters in the serial number that you provided indicates that your browning c2g model B25 was made in 2005.
Browning contracts out engraving to many engravers.
No way to answer the question without the serial number.
Browning now offers history letters. If you call them they will tell you.