If it is a newer production such as Baco or Portugal I would say probably around a grand. here are a couple of closed auctions to compare.

https://www.gunbroker.com/item/914753821

https://www.gunbroker.com/item/916672499

https://www.gunbroker.com/item/921193092

turbine1
Life Member of the NRA
Only two defining forces have ever offered to die for you. 1. Jesus Christ 2. The American G.I "One died for your soul, the other for your freedom!" You might want to pass this on, as many seem to forget both of them!