Casio G-Shock GA-B2100-3A Watch

Upgrade the retro look you love with the octagonal GA-2100 line, which inherits the design concept of the very first G-SHOCK, but now with Smartphone Link and Tough Solar power.

Basic Information

• Case size (L× W× H): 48.5 × 45.4 × 11.9 mm
• Case and bezel material: Case / bezel material: Carbon / Resin
• Construction: Shock Resistant / Carbon Core Guard structure
• Power supply and battery life: Tough Solar (Solar powered)
• Weight: 52 g
• Band: Resin Band
• Water resistance: 200-meter water resistance

Smartphone Link/App Connectivity Featuresclose

• Smartphone Link feature: Mobile link (Wireless linking using Bluetooth®)

App connectivity feature:

• Auto time adjustment
• Easy watch setting
• Approximately 300 world time cities
• Time & place
• Reminder
• Phone finder

Apps: CASIO WATCHES

Exterior

• Glass: Mineral Glass
• Other: Neobrite

Watch Features

• World time: 38 time zones (38 cities + coordinated universal time), city code display, city name display, daylight saving on/off, auto summer time (DST) switching, Home city/World time city swapping

• Timer: Countdown timer
  Measuring unit: 1 second
  Countdown range: 60 minutes
  Countdown start time setting range: 1 second to 60 minutes (1-second increments and 1-minute increments)

• Light: 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)

• Calendar: Full auto-calendar (to year 2099)
• Energy saving feature: Power Saving (display goes blank to save power when the watch is left in the dark)

• Run time: Approx. battery operating time:
  7 months on rechargeable battery (operation period with normal use without exposure to light after charge)
  18 months on rechargeable battery (operation period when stored in total darkness with the power save function on after full charge)

• Other features: Hand shift feature (Hands move out of the way to provide an unobstructed view of digital display contents.)
  12/24-hour format
  Date/month display swapping
  Day display (days of the week selectable in six languages)
  Regular timekeeping:
  Analog: 2 hands (hour, minute (hand moves every 20 seconds)), 1 dial (battery level, mode)
  Digital: Hour, minute, second, pm, month, date, day

• Stopwatch: 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, lap/split time

• Alarm/hourly time signal: 5 daily alarms
  Hourly time signal
• Light color: White
• Mute feature: Button operation tone on/off
• Battery display/alert: Battery level indicator
• Accuracy: Accuracy: ±15 seconds per month (with no mobile link function