Browning.com has a sn function under customer service
Mid 1970's.
1969
Browning made the "Baby Browning" in Belgium for several years, on the muzzel of this tiny 6 shot automatic it states .6mm. It does in fact take 25 caliber ammunition.
This question needs to be narrowed down to Model, make, guage or caliber and also condition. There are dozens of Belgian made models and values ranging from $200 to over $30,000.
Browning.com has a sn function under customer service.
Depends on what type of 32 ammunition you are referring to.
Both the BAR (Browning Automatic Rifle) and the Browning machineguns (series 1919) were made in caliber 30-06. HOWEVER, there were other calibers manufactured for special markets. Search Wikipedia for BAR, and look up some of the secondary calibers- they may be a surprise.
No way to answer with only the serial number and no other information like, caliber/gauge, action type, etc..
These are mostly proofing marks and caliber and barrel length markings. There are books on the market that define Belgian proof marks
Browning.com has sn data under customer service
No way to answer without a detailed description of all markings, caliber/gauge, etc..
$150 to several thousand dollars, depending on condition,markings, and history of the gun.