Case / bezel material: ResinResin BandSapphire Glass with non-reflective coatingTRIPLE G RESIST (Shock resistant, Centrifugal force resistant, Vibration resistant)Shock ResistantNeobrite200-meter water resistanceSolar poweredTime 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 resultsTime 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 kHzThe auto hand home position correctionDigital compass 20 seconds continuous measurement Hand indication of north Bidirectional calibration and northerly calibration functionWorld time 29 time zones (29 cities + coordinated universal time), daylight saving on/off, Home city/World time city swapping1/20-second stopwatch Measuring capacity: 1:59'59.95'' Measuring modes: Elapsed time, fly backCountdown timer Measuring unit: 1 second Countdown range: 60 minutes Countdown start time setting range: 1 second to 60 minutes (1-second increments, 1-minute increments)Daily alarmLow battery alertPower Saving (hands stop to save power when the watch is left in the dark)Full auto-calendar (to year 2099)Date displayRegular timekeeping Analog: 3 hands (hour, minute (hand moves every 20 seconds), second), 2 dials (24-hour, day)Accuracy: ±15 seconds per month (with no signal calibration)Approx. battery operating time: 6 months on rechargeable battery (operation period with normal use without exposure to light after charge) 22 months on rechargeable battery (operation period when stored in total darkness with the power save function on after full charge) 
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