That gets pretty hard when Bond films are there to show the way.
Bond also had a dart-gun worn around wrist like a watch and triggered by nerve impulses, the dart gun came with 5 blue-tipped armour piercing darts and 5 red-tipped darts which were cyanide coated. He does escape the peril, but by using a non-gadget solution. This belt shot a grappling beam 75 feet and could support Bond's weight.
Bond did have a jetpack that could raise a man to about 600 ft. Oddjob, Goldfinger's henchman, uses a special hat with a metal disc under the brim as a throwing weapon. Omega SeamasterBond's watch of choice is, as usual, an Omega.