Hong Kong, Jan. 13 -- We got out hands on the Luminox Bear Grylls Survival Master 3749. Coming with a seal of approval from Bear Grylls himself, we put this tool watch to the test.

We've seen plenty of 'tool watches' in our time. Timepieces trying to double up as utility kits or navigational apparatus on our wrists, built for the wild and the rugged. But rarely do we see one with a seal of approval of a survivalist himself. Luminox has a strong reputation of crafting heavy-duty tool watches that are well, tough, in every sense of the word. Built for the extremes of life, they've also been supplying the armed forces with tactical wrist-wear, so you know they mean serious business. On the other hand, we have a man who's endured the harshes...