Citizen Men's Watch Chronograph A-T AT4007-54E
This perpetual calendar men's 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. It is a handsome watch that has been crafted in stainless steel with black ion plating, blue and luminous accents, non-reflective sapphire glass, and a foldover clasp with hidden double push button. 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.