There appears to be an original 1860 Colt on Auction Arms ending on 1-10 at 11:10am Pacific Time with the last bid of $300...revolver appears to be in NRA Good condition (antique rating)...just thought I would let ya guys know!
http://buy.auctionarms.com/10113349/colt-1860-army-44-caliber-percussian-revolver-s1
http://buy.auctionarms.com/10113349/colt-1860-army-44-caliber-percussian-revolver-s1