Case / bezel material: TitaniumSolid BandTitanium BandTight-lock, 1-press, 3-fold ClaspScrew Lock CrownSapphire Glass with non-reflective coatingNeobriteShock ResistantDeep Layer Hardening + DLC Coating200-meter water resistanceSolar poweredLED light (Super Illuminator) AfterglowGPS signal reception: Auto receive (time information, once/day); Manual receive (position information, time information)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 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 correctionAirplane modeWorld time 40 time zones (27 cities + coordinated universal time), daylight saving on/off, auto summer time (DST) switching1/20-second stopwatch Measuring capacity: 23'59.95'' Measuring mode: Elapsed timeCountdown 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 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 10 seconds), second) 3 dials (24-hour, world time hour and minute, day)Accuracy: ±15 seconds per month (with no signal calibration)Approx. battery operating time: 7 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) 
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