These are the new color additions to the Master of G series watches that come with special functions for use under extreme conditions on the land, on the sea, and in the air. Accent colors are red, which is used for special purpose vehicles and aircraft, and the navy blue of uniforms worn by emergency responders. Multi-Band Atomic Timekeeping (US, UK, Germany, Japan, China) Receives time calibration radio signals which keep the displayed time accurate Auto receive function (up to 6 times per day/up to 5 times per day for China) Manual receive function

Movement: Tough 

Module: 5371

Signal: US WWVB, UK MSF, Germany DCF77, Japan JJY40/JJY60, China BPC

Frequency: US 60kHz, UK 60kHz, Germany 77.5kHz, Japan 40/60kHz, BPC 68.5kHz

Power: Tough Solar Power

Construction: Shock Resistant

Hand: Auto hand home position correction, Hands move away from LCD screen during measurements

Lock: Smart Access Electronic Crown w/Quick-lock

Water Resistant: 200M 

Low Temperature Resistant: (-10 C / 14 F)

Sensor: Triple Sensor

Altimeter

Measuring Range: -700 to 10,000 m (-2,300 to 32,800 ft)

Measuring Unit: 1 m (5ft)

Memory: Manual Memory measurements, Bearing memory

Auto log Data: (High/low altitudes, cumulative ascent and descent)

Others: Relative altitude readings (±100 m/±1000 m)

Digital Compass: Measures and displays direction as one of 16 points

Measuring Range: 0 to 359 degrees

Measuring Unit: 1 degree 60 seconds continuous measurement Hand Indication of North Bidirectional calibration Magnetic declination correction

Barometer

Display Range: 260 to 1,100 hPa (7.65 to 32.45 inHg)

Display Unit: 1 hPa (0.05 inHg)

Atmospheric Pressure Tendency Graph: Hand indication of atmospheric pressure differential Atmospheric pressure change alarm & indicator (arrow indicates significant change in pressure)

Thermometer

Display Range: -10 to 60 C (14 to 140 F)

Display Unit: 0.1 C (0.2 F)

Moon Data: (moon age of the specific data, moon phase graph)

Tide Graph: (tide level for specific date and time)

LED: Full Auto Dual LED (Super Illuminator) Backlight with Afterglow

Neo-Brite: Yes

Hands and Markers: Luminous 

World Time: 29 time zones (29 cities + UTC), city code display, daylight saving on/off

Alarm: 5 Daily Alarms

Signal: Hourly Time Signal

Stopwatch: 1/100 Second 

Measuring Capacity: 23:59'59.99"

Measuring Modes: Elapsed time, split time, 1st-2nd place times

Countdown Timer

Measuring Unit: 1 second

Countdown Range: 60 minutes

Countdown Start Time Setting Range: 1 to 60 minutes (1-second and 1-minute
increments)

Calendar: Full Auto (Pre-programmed until the year 2099) 

Hour Formats: 12/24 

Button Operation Tone: on/off

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

Storage Battery: Solar Rechargeable Battery

Approx. Battery Life: 6 months on full charge (without further exposure to light)

Size of Case: 44.9 x 55.8 x 16.0mm 

Total Weight: 101g

Functions: Battery Level Indicator, Power Saving Function