Features

Simplify your life with the popular analog-digital combination GMA-S2100 in your choice of smoky, monochromatic colors.

The same tough construction of the original GA-2100, but in an even slimmer, more compact design. The flat watch face and simple bar indexes project a minimalist look and feel that shows you know right where you’re going. A casual, comfortable G-SHOCK in stylish solid colors.

Specifications

- Case / bezel material: Carbon / Resin　
- Resin Band
- Mineral Glass
- Neobrite
- Shock Resistant
- Carbon Core Guard structure
- 200-meter water resistance
- Double LED light
  LED light for the face (Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow)
  LED backlight for the digital display (Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow)
- World time
  31 time zones (48 cities coordinated universal time), daylight saving on/off
- 1/100-second stopwatch
  Measuring capacity:
  00'00''00~59'59''99 (for the first 60 minutes)
  1:00'00''~23:59'59'' (after 60 minutes)
  Measuring unit:
  1/100 second (for the first 60 minutes)
  1 second (after 60 minutes)
  Measuring modes: Elapsed time, split time, 1st-2nd place times
- Countdown timer
  Measuring unit: 1 second
  Countdown range: 24 hours
  Countdown start time setting range: 1 second to 24 hours (1-second increments, 1-minute increments and 1-hour increments)
- 5 daily alarms
- Hourly time signal
- Hand shift feature
- Full auto-calendar (to year 2099)
- 12/24-hour format
- Button operation tone on/off
- Regular timekeeping
  Analog: 2 hands (hour, minute (hand moves every 20 seconds)), 1 dial (day)
  Digital: Hour, minute, second, pm, month, date
- Accuracy: ±15 seconds per month
- Approx. battery life: 3 years on SR726W × 2