World time 39 time zones* (27 cities + coordinated universal time), daylight saving on/off, auto summer time (DST) switching *May be updated when connected to a smartphone.

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

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

Daily alarm

LED light (Super Illuminator) Afterglow

LED:White

Full auto-calendar (to year 2099)

The auto hand home position correction

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

Battery level indicator

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: ±15 seconds per month (with no signal calibration and mobile link function)

Regular timekeeping: Analog: 3 hands (hour, minute (hand moves every 10 seconds), second), 4 dials (24-hour, day, dual time hour and minute, dual time 24-hour)

Date display

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

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 The latest signal reception results