i bought a new one 2 years ago for 750.00 so my estimate is 600.00
you probaly already know this but take the scope off as you get nothing for it and he will get more for his gun if he is willing to trade for something else
"Anyone taking up handloading necessarily plays with unknown factors and takes chances. But so does anyone who drives a car,goes to a cocktail party,eats in a restaurant,or gets married."
Jack O'Connor 1963