As stated, the 16-4s will run in the $500,range on the low end, to up to $1000.with box and papers.
I may have foolishly traded the 6" in this picture for a 3.5" nickel 27-2.
But oh well, we do what we do when we do it.
4given,,welcome to the forum! and if you can, do try to make the deal.
Especially if you can get the gun for a good price.
Good luck
Allen Frame