Inspired by the Aurora Borealis. The stainless steel bezel is treated first with recrystallization and deep-layer hardening processes, then a rainbow ion-plated (IP) coating is applied for an extraordinary top bezel developed with just this design in mind. Each timepiece is a one-of-a-kind.

• Case size (L W H)

  51.9 50.9 12.1 mm

• Weight

  111 g

• Case and bezel material

  Case / bezel material: Carbon / Stainless steel

• Band

  Resin Band

• Construction

  TRIPLE G RESIST (Shock resistant, Centrifugal force resistant, Vibration resistant)
  Carbon Core Guard structure

• Water resistance

  200-meter water resistance

• Time adjustment

  Radio-controlled Watch; Multi band 6

• Power supply and battery life

  Tough Solar (Solar powered)

• Glass

  Sapphire crystal with glare-resistant coating

• Crown

  Screw Lock Crown

• Surface treatment

  Deep Layer Hardening Ion Plating case

• Compatible band size

  145 to 215 mm

• Other

  Neobrite

• World time

  Dual time 27 time zones, Home city time swapping, auto summer time (DST) switching

• Stopwatch

  1-second stopwatch Measuring capacity: 23:59'59. Measuring modes: Elapsed time, split time

• Timer

  Countdown timer Measuring unit: 1 second Countdown range: 24 hours Countdown start time setting range: 1 minute to 24 hours (1-second increments)

• Alarm/hourly time signal

  Daily alarm

• Light

  LED light (Super Illuminator) Afterglow

• Light color

  LED:White

• Calendar

  Full auto-calendar (to year 2099)

• Hand home position correction feature

  The auto hand home position correction

• Energy saving feature

  Power Saving (hands stop to save power when the watch is left in the dark)

• Battery display/alert

  Battery level indicator

• Run time

  Approx. battery operating time: 5 months on rechargeable battery (operation period with normal use without exposure to light after charge) 18 months on rechargeable battery (operation period when stored in total darkness with the power save function on after full charge)

• Accuracy

  Accuracy: 15 seconds per month (with no signal calibration)

• Other features

  Regular timekeeping: Analog: 3 hands (hour, minute (hand moves every 5 seconds), second), 3 dials (dual time hour and minute, dual time 24 hour, day)

• Time adjustment details

  Time calibration signal reception Auto receive up to six* times a day (remaining auto receives canceled as soon as one is successful) *5 times a day for the Chinese calibration signal Manual receive The latest signal reception results
  Time Calibration Signals Station name: DCF77 (Mainflingen, Germany) Frequency: 77.5 kHz Station name: MSF (Anthorn, England) Frequency: 60.0 kHz Station name: WWVB (Fort Collins, United States) Frequency: 60.0 kHz Station name: JJY (Fukushima, Fukuoka/Saga, Japan) Frequency: 40.0 kHz (Fukushima) / 60.0 kHz (Fukuoka/Saga) Station name: BPC (Shangqiu City, Henan Province, China) Frequency: 68.5 kHz