Dappled sunlight shines on 30-year history of evolutionCelebrate 30 years of PRO TREK authentic outdoor gear for nature lovers with the very special analog-digital PRW-61ANS — the first PRO TREK to feature vapour deposition finish on its dial. To commemorate this 30th anniversary, we pair the greens of nature with the golden hue of sunlight in a colour scheme that evokes dappled light filtering through forest trees, all representing the “One with Nature” PRO TREK brand concept. The metal band loop finished in golden ion-plating, the names of previous iconic models hot-stamped on the band, the 30th anniversary logo on the case back, and other special details come together for a meaningful and memorable anniversary design. Reliable functionality for the great outdoors The Triple Sensor delivers compass bearing, barometric pressure, altitude, and temperature readings. The Tough Solar charging system efficiently converts sunlight and indoor light into power, freeing you from battery worries when heading outdoors for extended periods. Water resistance up to 100 meters has your back in any environment. Multiband 6 receives radio-wave time signals from six stations around the world for automatic precision timekeeping. Committed to the environmentThe case and band are made with bio-based resin, a material expected to help reduce environmental impact. Revel in the joy of being outdoors supported by a PRO TREK as committed to the environment as you are.Packed with technology and embodying the philosophy that makes PRO TREK timepieces such a reliable partner for outdoor adventurers, this 30th anniversary model is designed to enhance your outdoor lifestyle. Case size (L× W× H)51 × 47.4 × 14.7 mmWeight57 gCase and bezel materialBio-based Resin / Stainless steel BandSoft urethane band (Bio-based resin)Water resistance100-meter water resistanceEnvironmental resistanceLow-temperature resistant (-10℃/14℉)Time adjustmentRadio-controlled Watch; Multi band 6Power supply and battery lifeTough Solar (Solar powered)Sensor featureDigital compassMeasures and displays direction as one of 16 pointsMeasuring range: 0 to 359°Measuring unit: 1°60 seconds continuous measurementHand indication of northBidirectional calibrationMagnetic declination correctionAltimeterMeasuring range: -700 to 10,000 m ( -2,300 to 32,800 ft.)Measuring unit: 1 m (5 ft.)Hand indication of altitude differentialManual memory measurements (up to 30 records, each including altitude, date, time)Auto log data (High/low altitudes, cumulative ascent and descent)Others: Relative altitude readings (±100m /±1000m),Selectable measurement interval: 5 seconds or 2 minutes*1 second for first 3 minutes only*Changeover between meters (m) and feet (ft)BarometerDisplay range: 260 to 1,100 hPa (7.65 to 32.45 inHg)Display unit: 1 hPa (0.05 inHg)Hand indication of pressure differentialAtmospheric pressure tendency graphBarometric pressure tendency information alarm (beep and arrow indicates significant changes in pressure)*Changeover between hPa and inHgThermometerDisplay range: -10 to 60℃ (14 to 140℉)Display unit: 0.1℃ (0.2℉)*Changeover between Celsius (℃) and Fahrenheit (℉) ExteriorGlassMineral GlassCrownScrew Lock CrownSurface treatmentGold ion plated bezelCompatible band size145 to 215 mmOtherNeobrite Watch FeaturesWorld time29 time zones (29 cities + coordinated universal time), One-touch UTC Time Zone Access, daylight saving on/off, Home city/World time city swappingStopwatch1/100-second stopwatchMeasuring capacity: 23:59'59.99''Measuring modes: Elapsed time, split time, 1st-2nd place timesTimerCountdown timerMeasuring unit: 1 secondCountdown range: 60 minutesCountdown start time setting range: 1 minute to 60 minutes (1-minute increments)Alarm/hourly time signal5 daily alarmsHourly time signalLightDouble LED lightLED light for the face (Full auto LED light, Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow)LED backlight for the digital display (Full auto LED light, Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow)Light colourLED:WhiteCalendarFull auto-calendar (to year 2099)Mute featureButton operation tone on/offHand home position correction featureThe auto hand home position correctionEnergy saving featurePower Saving (display goes blank and hands stop to save power when the watch is left in the dark)Battery display/alertBattery level indicatorRun timeApprox. battery operating time:6 months on rechargeable battery (operation period with normal use without exposure to light after charge)25 months on rechargeable battery (operation period when stored in total darkness with the power save function on after full charge)AccuracyAccuracy: ±15 seconds per month (with no signal calibration)Other features12/24-hour formatHand shift feature (manual or auto (during altitude, barometric pressure, and temperature measurement))Regular timekeeping:Analog: 3 hands (hour, minute (hand moves every 10 seconds), second)Digital: Hour, minute, second, am/pm, month, date, dayTime adjustment details *Not available in New ZealandTime Calibration SignalsStation name: DCF77 (Mainflingen, Germany)Frequency: 77.5 kHzStation name: MSF (Anthorn, England)Frequency: 60.0 kHzStation name: WWVB (Fort Collins, United States)Frequency: 60.0 kHzStation 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 kHzTime calibration signal receptionAuto 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 signalManual receiveThe latest signal reception results