Casio G - Shock Master of G - Land Mudmaster Watch, GGB100-1A3, Black

Casio G-Shock Master of G-Land Mudmaster Watch
GGB100-1A3

55.4 × 51.3 × 19.4 mm
92 g
Case and bezel material-Carbon / Resin 
Resin Band
Shock Resistant
Mud Resistant
Carbon Core Guard structure
200-meter water resistance
Bluetooth: Connects to a smartphone and automatically adjusts the time
Approx. battery life: 2 years on CR2025

• Step count using a 3-axis acceleration sensor: 0 to 999,999 step count display range Power Saving: Auto sensor sleep state entry after fixed period of non-activity
  Altimeter Measuring range: -700 to 10,000 m (-2,300 to 32,800 ft.) 
  Barometer Measuring range: 260 to 1,100 hPa (7.65 to 32.45 inHg).
  Atmospheric pressure tendency graph (last 20 hours or last 56 hours) Barometric pressure tendency information alarm. The atmospheric pressure tendency graph can show the last 20 minutes or last 56 minutes of measurements. The hand indication of pressure differential shows values in units of ±0.1 hPa. 
  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 Magnetic declination correction Direction calibration
  Thermometer Measuring range: -10 to 60℃ (14 to 140℉)

• World time

  World time 38 time zones (38 cities + coordinated universal time), daylight saving on/off, Home city/World time city swapping

• Sunrise/sunset display

  Sunrise, sunset time display Sunrise time and sunset time for specific date

• Stopwatch

  1/100-second stopwatch 00'00''00~59'59''99 (for the first 60 minutes) 1:00'00~23:59'59 (after 60 minutes) Measuring unit: 1/100 second (for the first 60 minutes) 1 second (after 60 minutes) Measuring modes: Elapsed time, split time, 1st-2nd place times

• Timer

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

• Alarm/hourly time signal

  5 daily alarms
  Hourly time signal

• Light

  Double LED light LED light for the face (Auto LED light, Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow) LED backlight for the digital display (Auto LED light, Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow)

• Light color

  LED:White

• Calendar

  Full auto-calendar (to year 2099)

• Mute feature

  Button operation tone on/off

• Accuracy

  Accuracy: ±15 seconds per month (with no mobile link function)

• Other features

  12/24-hour format
  Hand shift feature
  Regular timekeeping: Analog: 3 hands (hour, minute (hand moves every 10 seconds), second) Digital: Hour, minute, second, am/pm, month, date, day

Casio watches have a one year limited manufacturers warranty. This does not include wear and tear.