Condition is everything. NIB they can go for around 2K. Recommend you compare like Citoris on other gun sale websites like gunbroker or gunsamerica.com
Basically impossible to value with just the model description.
100- multiple thousands depending on specifics.
100-600 USD
In 90%+ condition about $700 for a 20 gauge and about $550-$600 for a 12 gauge.
The value of a 12 gauge Browning Citori Pigeon Grade is actually dependent upon a number of factors. Some of these factors would be the age and condition.
Without more specific information on the fininsh and condition; 100-1000 USD
1000 USD
100-1000 usd
100-1000 and up depending on specifics
A Browning citori model 525 sporting in grade I configuration will be valued at between 575-1,200 dollars based on your shotgun having between 60%-90% of its original finish remaining,and a good set of bores.
800-1100 USD or so
50-5000 USD depending on specifics.