G-SHOCK
GA-B2100BBR-1A
HK$1,440
In stock
SKU
GA-B2100BBR-1A
Go bold, tough, and intense, with the G-SHOCK black and red collection. The vibrant, high saturation red of the LCD really pops against the black bezel, band, and dial, not only enhancing visibility but also pushing the envelope of daring design. Activate the backlight to light up the digital display for even better visibility. Make a unique statement in all black, with a touch of bold red.
- Case size (L× W× H): 48.5 × 45.4 × 11.9 mm;
- Weight: 52 g;
- Case and bezel material: Carbon / Bio-based resin;
- Band: Bio-based resin band;
- Construction: Shock Resistant, Carbon Core Guard structure;
- Water resistance: 200-meter water resistance;
- Time adjustment: Bluetooth: Connects to a smartphone and automatically adjusts the time;
- Power supply and battery life: Tough Solar (Solar powered);
- Smartphone Link feature: Mobile link (Wireless linking using Bluetooth®);
- Apps: CASIO WATCHES;
- App connectivity feature: Auto time adjustment, Easy watch setting, Approximately 300 world time cities, Time & place Reminder, Phone finder;
- Glass: Mineral Glass;
- Compatible band size: 145 to 215 mm;
- Other: Neobrite;
- 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;
- Stopwatch: 1/100-second stopwatch; Measuring capacity: 00'00''0059'59''99 (for the first 60 minutes), 1:00'0023:59'59 (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;
- 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);
- Alarm/hourly time signal: 5 daily alarms, Hourly time signal;
- 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); Light color: LED: White;
- Calendar: Full auto-calendar (to year 2099);
- Mute feature: Button operation tone on/off;
- Energy saving feature: Power Saving (display goes blank to save power when the watch is left in the dark);
- Battery display/alert: Battery level indicator;
- 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);
- Accuracy: ±15 seconds per month (with no mobile link function);
- 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.
| Brand | G-SHOCK |
|---|---|
| Features | Shock resistant 20 bar water resistant Keeps yourself in time Stable solar power Easy to operate via smartphone Easy to see in darkness |
| Collection | G-SHOCK |
| Type | Digital + Analog |
| Color | Black |
| Sub Color | Red |
| Product Launch Date | May 2025 |
Go bold, tough, and intense, with the G-SHOCK black and red collection. The vibrant, high saturation red of the LCD really pops against the black bezel, band, and dial, not only enhancing visibility but also pushing the envelope of daring design. Activate the backlight to light up the digital display for even better visibility. Make a unique statement in all black, with a touch of bold red.
- Case size (L× W× H): 48.5 × 45.4 × 11.9 mm;
- Weight: 52 g;
- Case and bezel material: Carbon / Bio-based resin;
- Band: Bio-based resin band;
- Construction: Shock Resistant, Carbon Core Guard structure;
- Water resistance: 200-meter water resistance;
- Time adjustment: Bluetooth: Connects to a smartphone and automatically adjusts the time;
- Power supply and battery life: Tough Solar (Solar powered);
- Smartphone Link feature: Mobile link (Wireless linking using Bluetooth®);
- Apps: CASIO WATCHES;
- App connectivity feature: Auto time adjustment, Easy watch setting, Approximately 300 world time cities, Time & place Reminder, Phone finder;
- Glass: Mineral Glass;
- Compatible band size: 145 to 215 mm;
- Other: Neobrite;
- 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;
- Stopwatch: 1/100-second stopwatch; Measuring capacity: 00'00''0059'59''99 (for the first 60 minutes), 1:00'0023:59'59 (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;
- 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);
- Alarm/hourly time signal: 5 daily alarms, Hourly time signal;
- 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); Light color: LED: White;
- Calendar: Full auto-calendar (to year 2099);
- Mute feature: Button operation tone on/off;
- Energy saving feature: Power Saving (display goes blank to save power when the watch is left in the dark);
- Battery display/alert: Battery level indicator;
- 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);
- Accuracy: ±15 seconds per month (with no mobile link function);
- 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.
| Brand | G-SHOCK |
|---|---|
| Features | Shock resistant 20 bar water resistant Keeps yourself in time Stable solar power Easy to operate via smartphone Easy to see in darkness |
| Collection | G-SHOCK |
| Type | Digital + Analog |
| Color | Black |
| Sub Color | Red |
| Product Launch Date | May 2025 |





