Yes, but not easy to find.
I have a Fabrique Nationale D'armes deGuerre Hherstal Belgigue Browning s patent Depose nv 1466.23 SN #669464
Basically impossible to value with just the serial number.
Fabrique Nationale de Herstal
not much more than its US or Japan made counterpart
We cant identify the model. Please be more specific on which gun this is
You MUST call Browning.
I can say that it was made after 1977, but for more specific information, you will have to contact browning customer service.
Depends on your pocketbook.