MWC "Depthmaster" 100atm / 3,280ft / 1000m Water Resistant Military Divers Watch in a PVD Titanium Case with GTLS and Helium Valve (Automatic) Tritium GTLS Self Luminous Watches Helium buildup inside the watch

Helium buildup inside the watch can create internal pressure

sapphire crystal is typically found on higher-end watches for these reasons

Size Small fits approximately 33-37 inch chest and up to a 35 inch waist

Water Resistance: 500m (1

MWC "Depthmaster" 100atm / 3,280ft / 1000m Water Resistant Military Divers Watch in a PVD Titanium Case with GTLS and Helium Valve (Automatic) Tritium GTLS Self Luminous Watches Helium buildup inside the watchSKU: T100AT 12 PV SLA The MWC Titanium Depthmaster is our latest heavy duty professional dive watch and is engineered for extreme environments. Designed around real operational requirements rather than cosmetic dive styling, this model combines 100ATM (1000m 3,280ft) water resistance, a sapphire crystal, ceramic bezel and always on GTLS tritium illumination. Unlike many oversized dive watches, the Depthmaster is built to remain wearable for extended