AT4010-50E
This perpetual calendar is radio-controlled in 5 time zones, boasts a 1-second chronograph that measures up to 60 minutes, and a power reserve indicator. Featured in Super Titanium™ with a black ion plated bezel with blue and luminous accents under the anti-reflective sapphire crystal. Case size 42 mm. Water resistant at 200 meters.
Buy with confidence from an Authorized Citizen Watch Dealer.