Are you looking to upgrade because you think that the time is short to sell your mkI for what you paid or because you want / need more from your camera?
Has the mkII been out long enough for the price to drop and stabilise from the initial 'early adopter' point? Not much point in paying too much depreciation!
7DII+Grip, 7D+Grip, 40D+Grip, 5D+Grip, EF 24-105 f4L EF-S 17-85, EF-S 10-22, EF 70-200 f2.8 L IS II, EF 2x III, EF 100-400 f/4.5-5.6l IS II, Σ17-70 f2.8-4 C, EF 50mm f1.8, 550EX, Triopo TR-985, Filters Remotes Macro tubes Tripod heads etc!
5D, 20D, 24-105, BG-E4, BG-E2N, 17-85, Nifty 50 pre owned.