It depends on the condition. Gun values flucuate wildly. A good site to check is gunbroker.com
50-350 usd
Browning auto light 12 gold trigger made in belgium serial 01222RR211 good condition what year was it manufactured?
You will have to call Browning to find out.
1966 was the year of mfg.
50-500 usd
50-800 usd
100-1200 usd
50-500 usd
-500 USD or so
Call Browning
You will have to call Browning with the serial number.
You will need to conatact Browning and order a letter from them