MWC "Depthmaster" 100atm / 3,280ft / 1000m Water Resistant Military Divers Watch in PVD Stainless Steel Case with Helium Valve (Automatic) mug This watch is based on

This watch is based on a 1960s military specification for diver's watches but includes several modern enhancements

many military personnel opted for their preferred watches rather than the standard GI watch

The back of the case bears various contract markings (unique to each watch) in addition to the serial number

the original 15-jewel hand-wound movement has been replaced with a 21-jewel automatic movement

MWC "Depthmaster" 100atm / 3,280ft / 1000m Water Resistant Military Divers Watch in PVD Stainless Steel Case with Helium Valve (Automatic) mug This watch is based onSKU: 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.