Black ion-plated stainless steel case and bracelet. Fixed black ion-plated bezel showing tachymeter markings. Black dial with silver-toned hands and index hour markers. Minute markers around the outer rim. Dial Type: Analog. Luminescent hands and markers. Date display at the 4 o’clock position. Three sub-dials displaying: 24 hour, mode, multi-function. Eco-Drive E650, Atomic Timekeeping, Radio Controlled eco-drive movement. Scratch resistant sapphire crystal. Screw down crown. Case size: 42 mm. Case thickness: 12 mm. Round case shape. Band width: 19 mm. Band length: 8.5 inches. Fold over clasp with a safety release. Water resistant at 200 meters / 660 feet. Functions: perpetual calendar, chronograph, alarm, date, day, GMT, second time zone, hour, minute, second, power reserve indicator, tachymeter. Additional Info: atomic timekeeping, radio controlled, 5 time zone. Sport watch style. Watch label: Japan Movt. Item Variations: AT4007 54E, AT4007.54E, AT400754E. Citizen Perpetual Chrono A-T Black Dial Mens Watch AT4007-54E.

Perpetual Chronograph A-T Collection

Citizen Eco-Drive with atomic timekeeping, the Perpetual Chrono A-T. Atomic clock synchronization for superior accuracy in 5 time zones, this perpetual calendar chronograph with alarm also features an anti-reflective sapphire crystal and brown ion plated bezel.

Synchronized to Atomic Clock for Superior AccuracyAtomic Timekeeping Technology with Synchronized Time Adjustment Available in 5 Time Zones (British, Eastern, Central, Mountain and Pacific) 1-Second Chronograph Measures up to 60 MinutesPerpetual Calendar12/24-Hour TimeAlarm Power Reserve IndicatorAnti-Reflective Sapphire CrystalDay/DateMovement: Caliber E650 Instruction Manual

Diagram of Features

Collection Variations

Product Features

• Eco-Drive timepiece featuring Atomic Clock synchronization, one-second chronograph measuring up to 60 minutes, perpetual calendar, 12- and 24-hour times, alarm, power reserve indicator, luminosity, and day/date functionality
• 42 mm stainless steel case with antireflective sapphire dial window
• Japanese quartz movement with analog display. Band- Black Stainless Steel Bracelet, fold-over clasp with double push-button
• Water resistant to 200 m (660 ft): In general, suitable for professional marine activity and serious surface water sports, but not scuba diving.
• Citizen Eco-Drive technology powered by any light with atomic timekeeping makes this the most accurate watch in the world. This perpetual calendar is radio-controlled in 5 time zones, boasts a 1-second chrono that measures up to 60 minutes, and power reserve. Shown in stainless steel black ion plating with blue & luminous accents under non-reflective sapphire crystal.