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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

PLACE YOUR ORDER HERE:

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