Case size (L×W×H): 56.7 × 52.7 × 14.8 mm
Weight: 88 g
Case and bezel material: Bio-based Carbon / Bio-based resin / Stainless steel
Band: Bio-based resin band
Construction: Shock Resistant, Mud Resistant, Carbon Core Guard Structure
Water resistance: 200-meter water resistance
Time adjustment: Radio-controlled Watch (Multi-band 6)
Power supply and battery life: Tough Solar (Solar powered)

Sensor features:

• Digital compass: Measures 16 points, range 0° to 359°, 60-second continuous measurement, magnetic declination correction, and bearing memory
• Altimeter: Range -700 to 10,000 m (-2,300 to 32,800 ft), auto cumulative ascent/descent, manual and trek log data storage, selectable interval (5 seconds/2 minutes)
• Barometer: Range 260 to 1,100 hPa (7.65 to 32.45 inHg), pressure trend graph (past 42 hours), tendency alarm for significant changes
• Thermometer: Range -10°C to 60°C (14°F to 140°F), switchable between Celsius and Fahrenheit

Exterior:

• Glass: Mineral Glass
• Surface treatment: Black ion-plated bezel
• Compatible band size: 145 to 215 mm

Watch Features:

• World time: 31 time zones (48 cities + UTC), daylight saving on/off
• Sunrise/sunset display: Displays times for specific dates
• Stopwatch: 1/10-second, capacity 999:59'59.9'', elapsed/split/1st-2nd place times
• Timer: Countdown (up to 24 hours), settable in 1-minute and 1-hour increments
• Alarm: 5 daily alarms, 1 snooze alarm, hourly time signal
• Light: LED backlight (Super Illuminator), full auto LED with selectable duration (1.5 or 3 seconds)
• Light color: White
• Calendar: Full auto-calendar to year 2099
• Mute feature: Button operation tone on/off
• Energy saving feature: Power Saving mode (turns off display in darkness)
• Battery display/alert: Battery level indicator
• Run time:
  • 6 months on rechargeable battery (normal use without light exposure)
  • 26 months on rechargeable battery (in darkness with power-saving on)

Accuracy: ±15 seconds per month (without signal calibration)

Regular timekeeping:

• Display: Duplex LC display
• Format: 12/24-hour
• Display details: Hour, minute, second, pm, month, date, day

Time Calibration:

• Auto reception: Up to 6 times a day (5 for China signal)
• Manual reception: Available
• Calibration stations and frequencies:
  • DCF77 (Germany): 77.5 kHz
  • MSF (England): 60.0 kHz
  • WWVB (US): 60.0 kHz
  • JJY (Japan): 40.0 kHz (Fukushima) / 60.0 kHz (Fukuoka/Saga)
  • BPC (China): 68.5 kHz