*NASA Voyager Automatic 1000m Diver IOWhether its deep in the ocean or deep in space, the Voyager Automatic can withstand 100 times the pressure of Earths atmosphere. With this 1,000 meter depth rating, weve also integrated a helium escape valve into the case, preventing a pressure differential that can occur during deep dives. The watch is powered by the self winding Seiko NH38 automatic movement. As you wear it, the rotor winds the mainspring, creating stored mechanical energy that

+/- 20 secs/month

where the hour glides along from right to left

Crystal: Sapphire

where light charges the battery and afterward

Limited Edition -- individually numbered to 1977

1 Automatic customized from a Miyota 9015

has 23 jewels

Case: 42mm Wide 316L Stainless Steel (without crown guards and Screw-down Crown)

extending legibility in the dark

1 Proprietary Automatic based on Miyota 9039

The module mechanically makes the watch run backwards

and the geneva gear mechanism shifts the discs to their next position