What is the value of a Colt Coltsman 12 GA shotgun around 85 percent condition?

The Coltsman pump shotgun was manufactured by Jefferson Arms from an aluminum alloy frame made by Franchi. There were approximately 2000 manufactured between 1961 and 1965.

poor 150

fair 200

good 275

VG 300

Exc 350

This information is from a 2002 gun values book. Present values are likely higher, although not by much.