I'm no expert by any means, but of the standard three all things being equal, Colt is highest, Ithaca is next, then Remingtons. An exc Colt will hit about $1200, Ithaca about $1000,Remingtons about $200 less. 1911s bring about 25% more.
http://www.auctionarms.com/search/di...temnum=5684758
http://www.auctionarms.com/search/di...temnum=5688099
rk