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The G-Shock Twin Sensor GDF-100 Watch in Black is a totally new design for G-Shock. It comes packed with altimeter, barometer and thermometer, plus a powerful collection of additional features. Black resin band digital watch with a black face. G-Shock detailing throughout.
Specs:
- Front-Facing Twin Sensor Design (Altimeter/Barometer & Thermometer)
- Super Illuminator LED
- 48-City World Time
- Shock Resistant
- 200M Water Resistant
- Altimeter
- Measuring range: -700 to 10,000m (-2,300 to 32,800ft) without reference altitude
- Measuring unit: 5m (20ft)
- Others: Reference altitude setting
- Barometer
- Display range: 260 to 1,100 hPa (7.65 to 32.45 inHg)
- Display unit: 1 hPa (0.05 inHg)
- Atmospheric pressure differential pointer
- Thermometer
- Display range: -10 to 60 C (14 to 140 F)
- Display unit: 0.1 C (0.2 F)
- 31 times zones (48 cities), city code display, daylight saving on/off
- 5 Daily Alarms
- Hourly Time Signal
- 1/100 second stopwatch
- Measuring capacity: 23:59’59.99”
- Measuring modes: Elapsed time, split time, 1st-2nd place times
- Countdown Timer
- Measuring unit: 1 second
- Countdown range: 1 minute to 24 hours (1 hour increments and 1 minute increments)
- Full Auto Calendar (pre-programmed until the year 2099)
- 12/24 Hour Formats
- Button tone operation on/off
- Accuracy: +/-15 seconds per month (with no signal calibration)
- Battery: CR2025
- Approx. battery life: 5 years
- Module: 3255
