Luminox Watch Land Series Bear Grylls Survival 3798.MI. The Bear Grylls 3798.MI watch features Bear Grylls logo and motto, Never Give Up, on the dial and the case back. The tactical watch incorporates a chronograph function, paracord strap, walking speed scale, and, of course, Luminox Light Technology so that the watch is visible in any lighting conditions and will remain so for up to 25 years.