Casio GMC-B2100AD-2A Men's Solar Bluetooth Sport Watch: Shock resistant
For the active professional who needs a watch that keeps up with a demanding schedule, from office meetings to weekend adventures. While many focus on durability, this G-Shock delivers peace of mind with its solar-powered reliability—no battery changes, just consistent performance.
Its Tough Solar movement charges in any light, ensuring it never stops tracking your time, even after weeks in a drawer. The Bluetooth connectivity automatically syncs with your phone for precise timekeeping, so you're always on schedule without manual adjustments. With 200-meter water resistance and shock resistance, it handles sudden rain or accidental bumps without a second thought. The ice blue dial and stainless steel band offer a sharp, versatile look that transitions seamlessly from work to leisure.
Features
- 200 meters water resistance
- Bluetooth connectivity
- Solar powered
- Stainless steel construction
- Dual time display
- Shock resistant
General specs
- Brand: Casio
- Model: GMC-B2100AD-2A
- Seller: Joom
- ID: 67264aaf0ba95f01037a3c41
- Connectivity: Bluetooth
- Band Material: Stainless Steel
- Case Material: Stainless Steel
- OS Compatibility: Android, iOS
- Bluetooth Version: 5.0
- First listed by seller: 11/15/25
If you are interested in more details, you can find full information on the seller's page.
Shipping options
United States
Video Reviews
Comparison with similar products
| This item | Recommendations | |||||
|---|---|---|---|---|---|---|
Casio GMC-B2100AD-2A Gold Shock resistant
|
RUIMEN D1 Black Make and answer calls directly on watch
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TYKOIT 41mm Light Purple Black Real-time heart rate monitoring
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Jugeman P99 Pink Answer and make calls
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SANDA 2145 Calorie tracking
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DEKELIFE DK-29 Black Bluetooth call and message alerts
|
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| Brand | Casio | RUIMEN | TYKOIT | Jugeman | SANDA | DEKELIFE |
| Model | GMC-B2100AD-2A | D1 | 41mm Light Purple | P99 | 2145 | DK-29 |
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| Price | $650.61 | $35.99 | $19.99 | $13.99 | $28.95 | $39.99 |
| Seller | Joom | Amazon | Amazon | Amazon | Gshopper | Amazon |
| Update | January 9, 2026 | December 6, 2025 | December 9, 2025 | December 6, 2025 | July 25, 2024 | December 6, 2025 |
| Connectivity | Bluetooth | Bluetooth | Bluetooth, Wi-Fi, NFC, 4G | Bluetooth | Bluetooth | |
| Band Material | Stainless Steel | Silicone, Leather, Stainless Steel, Metal, Nylon, TPU | Silicone | Silicone | ||
| Case Material | Stainless Steel | Stainless Steel, Titanium Alloy, Metal, TPU | Stainless Steel | Stainless Steel, Titanium Alloy | ||
| OS Compatibility | Android, iOS | Android, iOS | Android, iOS | Android, iOS | Android, iOS | |
| Bluetooth Version | 5.0 | 5.2 | 5.0, 5.2 | 5.3 | 5.0 | |
| GPS | None | Built-in, Connected, Dual-Band, None | Connected | |||
| Battery Life | 7 | 7 | 7 | 7, 10 | ||
| Display Size | 1.85 | 1.5 | 1.96 | 1.5 | 1.52 | |
| Display Type | AMOLED | AMOLED, IPS, TFT, LED | TFT | AMOLED | LED | |
| Sports Modes | 100 | 10 | 113 | 20 | 124 | |
| Standby Time | 7 | 30 | 30 | 45 | ||
| Health Sensors | Heart Rate, SpO2 | Heart Rate, Blood Pressure, SpO2, ECG, Temperature | Heart Rate, SpO2 | Heart Rate, SpO2 | Heart Rate, Blood Pressure, SpO2 | |
| Water Resistance | IP68 | IP67, IP68, 3 ATM, 5 ATM, 20 ATM | IP68 | IP68 | IP67 | |
| Battery Capacity | <num1>, <num2> | 300 | 410 | |||
