Orient M-Force Automatic Diver's RA-AC0L04L00B 200M Men's Watch The M-Force series is back following a break, now more prepared than ever to set upon the journeys ahead! The new line has been names as M-Force AC0L; it retains many of same features of its predecessors and brings in many of the latest trends in industrial designs. The overall built is tougher, more functional and highly distinctive, with a new logo and typography.