The ISO-certified Promaster Depth Meter Chronograph features a 50-minute chrono with depth display to 125 feet, max depth memory, power reserve indicator, 12/24 hour time, luminous hands, and 200M WR. In stainless steel with 1-way rotating elapsed-time bezel, screw-back case & screw-down crown, non-reflective crystal, 48mm case, and poly strap. Featuring our Eco-Drive technology – powered by light, any light. Never needs a battery. Caliber number B741.
