The Casio G-SHOCK GA-2100RL-1AER is a quartz watch with a black analog-digital dial. It has a slim G-Shock profile built around a Carbon Core Guard structure. The case is made of resin and the band is bio-based resin. The construction is shock-resistant, and the glass is mineral glass.
The watch is water resistant to 200 meters. It shows world time for 29 time zones (48 cities plus coordinated universal time). It has a 1/1000-second stopwatch and 5 daily alarms, one of which includes a snooze function.
Accuracy is ±15 seconds per month. The watch runs on a CR1220 battery with an approximate life of 2 years.
- Movement
- Quartz, analog-digital display
- Case material
- Resin / bio-based resin, Carbon Core Guard structure
- Band material
- Bio-based resin
- Band fit
- Compatible band size 145 to 215 mm
- Glass
- Mineral glass
- Water resistance
- 200 meters
- World time
- 29 time zones (48 cities + UTC)
- Stopwatch
- 1/1000 second
- Alarms
- 5 daily alarms, 1 with snooze
- Battery
- CR1220, approx. 2 years