Expand your horizons with a MASTER OF G — designed for pros working in the toughest of environments. Take the first step in a journey of endless exploration with the MASTER IN HORIZON GOLD, inspired by the golden horizon where earth meets sky. This is one tough watch built to deliver with refined style and rugged performance.
The design features a metal bezel finished in light yellow gold ion plating and key metal components accented with brown ion plating. Paired with a dark brown resin band, these timepieces project the awe-inspiring power of nature.
The GGB100XMH-5A, with its stainless-steel bezel, projects refined, sophisticated style. The carbon fibre-reinforced resin case ensures a tight seal and excellent shock resistance, keeping damage and warping at bay. Featuring a filter to protect against mud and a back cover made of shock-resistant fine resin strengthened with glass fibre, it provides outstanding resistance to dust and mud. Practical and functional, the watch is equipped with digital compass, altimeter/barometer, and thermometer, as well as step counter. Easily correct the time using the dedicated app and tap into loads of other useful features including the Mission Log, which automatically records altitude data obtained from the watch and route data obtained by your smartphone. This dependably tough timepiece delivers what you need to make quick decisions and take decisive action.
2 year warranty
Band
Bio-based resin band
Case and bezel material
Bio-based Carbon / Stainless steel
Case size (L× W× H)
Case dimensions (length x width x height) shown here are standard values and may differ from actual product dimensions. Use the case dimensions provided here as general reference values.
* Dimensions show the measurements indicated in the illustration above.
55.4 × 51.3 × 19.4 mm
Construction
Shock Resistant
Mud Resistant
Carbon Core Guard structure
Power supply and battery life
Approx. battery life: 2 years on CR2025
Sensor feature
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
Time adjustment
Bluetooth: Connects to a smartphone and automatically adjusts the time
Water resistance
200-metre water resistance
Weight
104 g
Compatible band size
145 to 215 mm
Glass
Mineral Glass
Spherical Glass
Other
Neobrite
Surface treatment
Light yellow gold ion plated bezel
App connectivity feature
Auto time adjustment
Easy watch setting
Approximately 300 world time cities
Life log data
Mission log
Location Indicator
Location Memory
Mode/Display switching customization
Auto altitude correction
Phone finder
Apps
CASIO WATCHES
Smartphone link feature
Mobile link (Wireless linking using Bluetooth®)
Accuracy
Accuracy: ±15 seconds per month (with no mobile link function)
Alarm/hourly time signal
5 daily alarms
Hourly time signal
Calendar
Full auto-calendar (to year 2099)
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)
Mute feature
Button operation tone on/off
Other features
12/24-hour format
Hand shift feature (Hands move out of the way to provide an unobstructed view of digital display contents.)
Regular timekeeping:
Analog: 3 hands (hour, minute (hand moves every 10 seconds), second)
Digital: Hour, minute, second, am/pm, month, date, day
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
Sunrise/sunset display
Sunrise, sunset time display
Sunrise time and sunset time for specific date
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)
World time
World time
38 time zones (38 cities + coordinated universal time), daylight saving on/off, Home city/World time city swapping