MWC "Submariner / Naval Crew Divers Watch" in Covert Black PVD 500m (1,640ft) Water Resistant Dual Time Zone Military Watch in PVD Stainless Steel Case with GTLS and Helium Valve Titanium 300m the originals were made of

the originals were made of plastic and considered disposable by the US military

for everyday use

SKU Code: GMT/SS/SILB/QZ

Case Diameter: 44mm excluding the crown

Strap Bars: Fixed

MWC "Submariner / Naval Crew Divers Watch" in Covert Black PVD 500m (1,640ft) Water Resistant Dual Time Zone Military Watch in PVD Stainless Steel Case with GTLS and Helium Valve Titanium 300m the originals were made ofSKU: 500M SUBC PVD The MWC "Naval Crew" range of Military Divers models represents one of MWC's latest heavy duty series, available in two versions: covert non reflective PVD steel and standard stainless steel. These watches are specifically designed for demanding environments, using red T100 tritium GTLS tubes to preserve night vision on a ship's bridge or in a submarine. Submarines are typically 'rigged for red' to allow periscope use at night,