From the citizen eco-drive⮠promaster professional diver collection, this men's watch features a black dial with a date display at the three o'clock hour, luminous hands and markers and sapphire crystal in a 52. 5mm super titanium™ case. The iso-compliant timepiece also features a helium release valve power reserve indicator and one-way rotating elapsed time bezel with lock. Japanese quartz movement ensures accurate timekeeping, and the citizen eco-drive⮠technology harnesses the power of any light source so it never needs a new battery. The black rubber strap secures with a buckle clasp. Water resistant to 1,000 meters, includes a five-year limited manufacturer warranty, with an additional one-year warranty upon registering your watch with citizen. We are an authorized citizen dealer.