Take flight in style with this men's citizen eco-driveâ® promaster air skyhawk black chronograph watch. The black dial features luminous hands and markers, a trio of chronograph sub-dials, yellow accents, and digital displays with backlight. 46. 0mm black stainless steel case with sapphire crystal and a rotating pilot's slide rule bezel functions include atomic synchronization, perpetual calendar, dual time, 2 alarms, countdown timer, utc display, and a power reserve indicator. Japanese quartz and digital movement keep accurate time. Citizen eco-driveâ® technology harnesses the power of any light source so you never need a new battery. The black stainless steel link bracelet secures with a fold-over clasp. Water resistant to 200 meters, this watch includes a 5-year limited manufacturer warranty, with an additional 1-year warranty when you register your watch with citizen. We are an authorized citizen dealer.