Swimming Watch & Extremely Damage Resistant – AMAZTIM rugged military-grade watch has a fully enclosed ultra-thin case design, reaching 5ATM waterproof level, it can be easily immersed in 50M deep water, designed for swimming/diving enthusiasts; with the top durability against extreme conditions: Nothing will beat it, toughness and resistance guaranteed. Blue collar workers, mechanics, truck drivers, HVAC engineers, etc. No more stress for broken and scratched watches.