From the citizen eco-driveâ® promaster blue angels skyhawk a-t collection, this men's watch features a blue dial with digital and analog chronograph sub-dials, perpetual calendar, atomic timekeeping abilities in 43 cities, alarms, rotating blue bezel, and sapphire crystal in a 46. 0mm stainless steel case. Japanese quartz movement ensures accurate timekeeping, and the citizen eco-driveâ® technology harnesses the power of any light source so it never needs a new battery. The stainless steel link bracelet secures with a push-button fold-over clasp. Water-resistant to 200 meters, this watch 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.