MWC "Depthmaster" 100atm / 3,280ft / 1000m Water Resistant Military Divers Watch in PVD Stainless Steel Case with Helium Valve (Automatic) NAV/AU/B/LU Check out the last but

Check out the last but one image to see the modern version in action

Since then

Historical and Technical Background

Bezel: Switching from a 60 or 90 click bezel to a 120 click bezel

Modern Performance

MWC "Depthmaster" 100atm / 3,280ft / 1000m Water Resistant Military Divers Watch in PVD Stainless Steel Case with Helium Valve (Automatic) NAV/AU/B/LU Check out the last butSKU: 100ATM 1224 PVD AU The MWC "Depthmaster" range of Military Diver models represents MWC's latest heavy duty collection. These watches are extremely robust, featuring a sapphire crystal and a 100atm water resistance rating, making them suitable for diving with mixed gases at extreme depths. They also come with a wider 24mm strap (most military diver watches use a 20mm strap) and a non scratch ceramic bezel that is easier to grip in extreme cold.