• Shock Resistant
• Double LED light
  LED light for the face
  (Full auto LED light, selectable illumination duration, afterglow)
  LED backlight for the digital display
  (Full auto LED light, selectable illumination duration, afterglow)
  
• Solar powered
• World time
  31 time zones (48 cities + coordinated universal time), daylight saving on/off
• 1/100-second stopwatch
  Measuring capacity: 59'59.99''
  Measuring modes: Elapsed time, split time, 1st-2nd place times
• Countdown timer
  Measuring unit: 1 second
  Countdown range: 100 minutes
  Countdown start time setting range: 1 second to 100 minutes
  (1-second increments, 1-minute increments)
• 5 daily alarms
• Hourly time signal
• Hand shift feature
  (Hands move out of the way to provide an unobstructed view of digital display contents)
• Battery level indicator
• Power Saving
  (display goes blank to save power when the watch is left in the dark)
• Full auto-calendar (to year 2099)
• 12/24-hour format
• Button operation tone on/off
• Accuracy: ±15 seconds per month
• Regular timekeeping
  Analog: 2 hands (hour, minute)
  Digital: Hour, minute, second, pm, date, day
• Approx. battery operating time:
  8 months on rechargeable battery
  (operation period with normal use without exposure to light after charge)
  19 months on rechargeable battery
  (operation period when stored in total darkness with the power save function on after full charge)
• Module: 5445

Band Length: 145mm - 215mm
Size of case/total weight
GSTS100D 59.1 x 52.4 x 16.1mm / 184g
GSTS100G 59.1 x 52.4 x 16.1mm / 97g

Band Length: 150mm - 205mm
Size of case/total weight
GSTS110 59.1 x 52.4 x 16.1mm / 108g
GSTS110D 59.1 x 52.4 x 16.1mm / 195g
GSTS110BD 59.1 x 52.4 x 16.1mm / 195g