GD-100-1A

• Case size (L× W× H)
  55 × 51.2 × 17.4 mm
  Weight
  72 g
  Case and bezel material
  Resin
  Band
  Resin Band
  Construction
  Shock Resistant
  Water resistance
  200-meter water resistance
  Power supply and battery life
  Approx. battery life: 7 years on CR2025

SPECIFICATIONS

• World time
  Multi Time (4 different cities)
  World time
  31 time zones (48 cities + coordinated universal time), daylight saving on/off, Home city/World time city swapping
  Stopwatch
  1/100-second stopwatch
  Measuring capacity: 23:59'59.99''
  Measuring modes: Elapsed time, split time, 1st-2nd place times
  Timer
  Countdown timer
  Measuring unit: 1/10 second
  Input range: 1 second to 24 hours (1-second increments, 1-minute increments and 1-hour increments)
  Alarm/hourly time signal
  5 alarms (daily or one-time)
  Hourly time signal
  Flash alert feature
  Flash alert
  Flashes with buzzer that sounds for alarms, hourly time signal, countdown timer time up alarm
  Light
  LED backlight
  Auto light switch, selectable illumination duration, afterglow.
  Light color
  LED:White
  Calendar
  Full auto-calendar (to year 2099)
  Mute feature
  Button operation tone on/off
  Accuracy
  Accuracy: ±15 seconds per month
  Other features
  12/24-hour format
  Regular timekeeping:
  Hour, minute, second, pm, month, date, day

TECHNICAL DETAILS

• Glass
  Mineral Glass

Size of case / Total weight

• Case size (L× W× H)
  55 × 51.2 × 17.4 mm
  Weight
  72 g