Casio G-Shock GWG-1000-1A1 Mudmaster Men’s Watch

Brand: Casio G-Shock
Series: Mudmaster Series
Model: GWG-1000-1A1
Gender: Men’s
Case size: 56.1mm
Case Thickness: 18mm
Dial Color: Black
Case / bezel Material: Carbon / Resin
Band Material: Resin Band
Band Color: Camouflage Green
Clasp: Tang
Construction: Shock Resistant, Mud Resistant, Carbon Core Guard structure
Approx. battery life: 2 years on CR2025
Bezel: Fixed
Bezel Color: Black
Bezel Material: Resin
Weight: 119g
Water Resistant: 200 Meters
Warranty: 2 Years

Exterior:
Crown: Screw Lock Crown
Glass: Mineral Glass
Other: Neobrite
Sapphire crystal with glare-resistant coating

Smartphone Link/App Connectivity Features:
Mobile link (Wireless linking using Bluetooth®)
Apps: G-SHOCK Connected

Sensor feature:
Altimeter
Measuring range: -700 to 10,000 m ( -2,300 to 32,800 ft.)
Measuring unit: 1 m (5 ft.)
Hand indication of altitude differential
Manual 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)
Barometer
Display range: 260 to 1,100 hPa (7.65 to 32.45 inHg)
Display unit: 1 hPa (0.05 inHg)
Hand indication of pressure differential
Atmospheric pressure tendency graph
Barometric pressure tendency information alarm (beep and arrow indicates significant changes in pressure)
*Changeover between hPa and inHg
Digital compass
Measures and displays direction as one of 16 points
Measuring range: 0 to 359°
Measuring unit: 1°
60 seconds continuous measurement
Hand indication of north
Bidirectional calibration
Magnetic declination correction
Thermometer
Display range: -10 to 60℃ (14 to 140℉)
Display unit: 0.1℃ (0.2℉)
*Changeover between Celsius (℃) and Fahrenheit (℉)

Watch Features:

World time:
29 time zones (29 cities + coordinated universal time), daylight saving on/off, Home city/World time city swapping

Stopwatch:
1/100-second stopwatch
Measuring capacity: 23:59’59.99”
Measuring modes: Elapsed time, split time, 1st-2nd place times

Timer:
Countdown timer
Measuring unit: 1 second
Countdown range: 60 minutes
Countdown start time setting range: 1 second to 60 minutes (1-minute increments)

Alarm/hourly time signal:
5 daily alarms
Hourly time signal

Light:
Double LED light
LED light for the face (Full auto LED light, selectable illumination duration, afterglow)
LED backlight for the digital display (Full auto LED light, selectable illumination duration, afterglow)
Light color
LED: White

Calendar:
Full auto-calendar (to year 2099)

Mute feature:
Button operation tone on/off

Hand home position correction feature
The auto hand home position correction

Energy saving feature:
Power Saving (display goes blank and 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:
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)

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

Other features:
12/24-hour format
Hand 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, day
Time adjustment details
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
Manual receive
The latest signal reception results