Citizen Men's Watch Chronograph AT4010-50E
This perpetual calendar watch is radio-controlled in 5 time zones and boasts a 1-second chronograph that measures up to 60 minutes, power reserve, alarm, day-date and 12/24 hour time. The handsome men's watch features luminous hands and markers on a black dial, non-reflective sapphire glass, and a titanium case and bracelet with push-button fold-over clasp. Additional details include a 42mm case and 200 meter water resistance. Citizen Eco-Drive is fueled by light, any light, so it never needs a battery. Combined with atomic timekeeping, it is the most accurate watch in the world.