Casio G-Shock GM-2100-1AER | 200M Water Resistant, Shock Resistant
Authentic Casio — Authorised Seller Sold by Gadgeticloud. Every watch includes the full manufacturer’s warranty.
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Unleash Urban Edge with Unrivalled Toughness
For the urban explorer who demands both style and resilience, this G-Shock masterfully blends a sleek metallic bezel with legendary shock resistance. It's the perfect companion for navigating the city's demands, offering precision timing and robust durability in one sophisticated package.
Specifications
| Model Number | GM-2100-1AER |
| Case / Bezel Material | Resin / Stainless steel |
| Measuring Modes | Elapsed time, split time, 1st-2nd place times |
| 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) |
| 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 |
| Case Size | 49.3×44.4×11.8mm |
| Total Weight | 72g |
Key Features
- Shock Resistant construction
- 200M Water Resistance
- Hybrid analog-digital display
- Accurate to ±15 seconds per month
- Stopwatch and countdown timer functions
- Long-lasting 3-year battery life





