Momentum  – Canadian Engineered Dive & Outdoor Timepieces 

Designed and hand-assembled in Vancouver, Canada. Home of the iconic M20 DSS Diver—built with heavy-duty 316L stainless steel, 200M water resistance, and Swiss Ronda quartz precision.

Shop the collection
  •  316L Stainless Steel & Comfort Fit 

    Crafted from solid marine-grade 316L stainless steel with an offset screw-down crown designed to eliminate wrist bite during active operations and diving.

  • Double-Dome Sapphire & Super-LumiNova®

    Protected by an ultra-scratch-resistant double-dome sapphire crystal with high-grade Super-LumiNova® markings for crystal-clear legibility underwater and in low light.

  •  Swiss Ronda Quartz & 200M Dive Rating 

    Powered by a high-grade Swiss Ronda 515 quartz movement with an extended 4–5 year battery life, housed in a true 200M/660FT dive-rated case.

More about Momentum

Established in 1980 by St. Moritz Watch Corp., MOMENTUM® was born in Vancouver, Canada—sandwiched directly between the Pacific Ocean and the coastal mountains. For over four decades, every Momentum timepiece has been designed and hand-assembled at their Vancouver base, rigorously tested through daily ocean diving, mountain climbing, and extreme outdoor exploration.   

Driven by a straightforward philosophy, Momentum focuses on exceptional waterproof performance, ultra-durable materials, and functional design without fleeting fads or artificial markups. They believe true sustainability comes from building products that last a lifetime on your wrist.   

For OS Tactical Watches, Momentum represents the ideal balance of rugged Canadian engineering, lightweight titanium utility, and honest, mission-ready performance built for watermen, field operators, and outdoor enthusiasts across Europe.   

THE MOMENTUM ADVANTAGE

SPECIFICATION MOMENTUM M20 DIVER SERIES AVERAGE OUTDOOR WATCH
Case Material Solid 316L Stainless Steel (Ergonomic Offset Crown) Plated Steel / Plastic
Crystal Scratch-Resistant Double-Dome Sapphire Crystal Mineral Glass / Acrylic
Movement Swiss Ronda 515 Quartz (Extended 4–5 Year Battery Life) Standard Low-Grade Quartz
Water Resistance 200m / 660ft (Heavy-Duty Offset Screw-Down Crown) 30m - 50m (Push-in crown)
Straps & Bracelets Vulcanized Oceanflex Rubber & Solid Steel Bracelets Basic Fold-over / Hollow Links
Lume Swiss Super-LumiNova® Dial & Hands Basic Lume

 "The M20 Diver has luxury looks and quality, but at a bargain price. It’s water-resistant to 200 meters, with a Swiss quartz movement and a bright-after-dark dial." 

— Outside Magazine