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Casio G-Shock GA-B2100-1A1 Bluetooth Tough Solar All-Black Watch, 200M
Casio
$210.60
BRAND-NEW · WARRANTY INCLUDED
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Casio
Casio G-Shock GA-B2100-1A1 Bluetooth Tough Solar All-Black Watch, 200M
- SKU:
- GA-B2100-1A1
- UPC:
- 4549526322839
Casio G-Shock GA-B2100-1A1 Bluetooth Tough Solar All-Black Watch, 200M
The GA-B2100-1A1 adds Tough Solar charging and Bluetooth time synchronization to the black octagonal G-Shock design. Its carbon and resin structure supports a light 52 g build with shock resistance. Pairing with CASIO WATCHES adds convenient time setting and phone-finder features, while the watch itself retains world time, alarms, a stopwatch and a countdown timer.
Specifications
| Brand | Casio |
|---|---|
| Model reference | GA-B2100-1A1 |
| Collection | G-Shock 2100 |
| Display | Analog Digital |
| Dial colour | Black |
| Movement | Tough Solar, rechargeable quartz |
| Movement module / calibre | 5689 |
| Case dimensions (length × width × thickness) | 48.5 × 45.4 × 11.9 mm |
| Watch weight | 52 g |
| Case / bezel material | Carbon / Resin |
| Glass | Mineral Glass |
| Band | Resin Band |
| Supported wrist size | 145 to 215 mm |
| Water-resistance rating | 200-meter water resistance |
| Construction | Shock Resistant Carbon Core Guard structure |
| Luminous treatment | Neobrite |
Power and timekeeping
| Power and battery | Tough Solar (Solar powered) |
|---|---|
| Timekeeping accuracy | ±15 seconds per month (with no mobile link function) |
| Solar charge endurance | 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) |
| Battery status | Battery level indicator |
| Power saving | Power Saving (display goes blank to save power when the watch is left in the dark) |
| Time synchronization | Bluetooth: Connects to a smartphone and automatically adjusts the time |
Functions and display
| World / dual time | 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''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 |
| Countdown 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) |
| Alarms and hourly signal | 5 daily alarms Hourly time signal |
| Illumination | 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) |
| Illumination colour | LED:White |
| Calendar | Full auto-calendar (to year 2099) |
| Button tones | Button operation tone on/off |
| Additional display functions | 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 |
Connectivity and sensors
| Phone connection | Mobile link (Wireless linking using Bluetooth®) |
|---|---|
| Companion app | CASIO WATCHES |
| App functions | Auto time adjustment Easy watch setting Approximately 300 world time cities Time & place Reminder Phone finder |
THE DETAILS
Casio GA-B2100-1A1, at a glance.
THE MOVEMENT
Tough Solar
Tough Solar, rechargeable quartz · Tough Solar (Solar powered) · 200-meter water resistance
NEW
Brand-new condition
INCLUDED
Warranty documentation
Detailed specifications
The GA-B2100-1A1 adds Tough Solar charging and Bluetooth time synchronization to the black octagonal G-Shock design. Its carbon and resin structure supports a light 52 g build with shock resistance. Pairing with CASIO WATCHES adds convenient time setting and phone-finder features, while the watch itself retains world time, alarms, a stopwatch and a countdown timer.
Specifications
| Brand | Casio |
|---|---|
| Model reference | GA-B2100-1A1 |
| Collection | G-Shock 2100 |
| Display | Analog Digital |
| Dial colour | Black |
| Movement | Tough Solar, rechargeable quartz |
| Movement module / calibre | 5689 |
| Case dimensions (length × width × thickness) | 48.5 × 45.4 × 11.9 mm |
| Watch weight | 52 g |
| Case / bezel material | Carbon / Resin |
| Glass | Mineral Glass |
| Band | Resin Band |
| Supported wrist size | 145 to 215 mm |
| Water-resistance rating | 200-meter water resistance |
| Construction | Shock Resistant Carbon Core Guard structure |
| Luminous treatment | Neobrite |
Power and timekeeping
| Power and battery | Tough Solar (Solar powered) |
|---|---|
| Timekeeping accuracy | ±15 seconds per month (with no mobile link function) |
| Solar charge endurance | 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) |
| Battery status | Battery level indicator |
| Power saving | Power Saving (display goes blank to save power when the watch is left in the dark) |
| Time synchronization | Bluetooth: Connects to a smartphone and automatically adjusts the time |
Functions and display
| World / dual time | 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''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 |
| Countdown 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) |
| Alarms and hourly signal | 5 daily alarms Hourly time signal |
| Illumination | 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) |
| Illumination colour | LED:White |
| Calendar | Full auto-calendar (to year 2099) |
| Button tones | Button operation tone on/off |
| Additional display functions | 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 |
Connectivity and sensors
| Phone connection | Mobile link (Wireless linking using Bluetooth®) |
|---|---|
| Companion app | CASIO WATCHES |
| App functions | Auto time adjustment Easy watch setting Approximately 300 world time cities Time & place Reminder Phone finder |