Perhaps the single most notable flaw of the Top Gun Mojave Desert Pilot's Watch is its power reserve. The caliber inside is what the brand calls the IWC-made 69380 movement, which runs at 4 Hz and has a 46-hour power reserve that is replenished by a double-pawl winding system.https://www.replicawatchuk.to/ https://www.replicawatchuk.to/