Catalog   /   Watches, Jewelry & Accessories   /   Watches   /   Wrist Watches   /   Casio

Casio G-Shock GA-B2100-1A

Photos - Wrist Watch Casio G-Shock GA-B2100-1A
Videos 10Photos 79
Casio G-Shock GA-B2100-1A
Main
Gendermen's
Country of originJapan
Mechanism
Movement typequartz
Calibermodule 5689
Second handin absent
Power sourcesolar battery
Power reserve indicatior
Power reserve5040 h / 210 days /
Dial
Dial typemixed
Type of indexmarks
Colourgrey with black
Hand shift feature
Backlightluminous / electronic
Featuresalarm / 5 /
stopwatch
timer
day of the week
date
month
world time / 38 time zones /
Bluetooth
phone finder
Case and strap
Case shapepolygonal
Case materialcarbon
Colourblue
Glass materialmineral
Strapplastic bracelet
Strap colourblue
Claspclassic (with buckle)
General specs
Waterproof200 WR / 20 ATM
Shockproof
Diameter (width)46 mm
Thickness11.9 mm
Weight52 g
Official Websitecasio.com
Added to E-CatalogOctober 2022
Body reinforced with carbon fibres. Full autocalendar up to 2099.
The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog Casio 2026 - new arrivals, bestsellers, and the most relevant models Casio.
Everything you need to know about watch backlightingTypes of modern backlights in traditional and smart watches

Buy Casio G-Shock GA-B2100-1A

All prices 6 →
When you make a purchase through links on our site, we may receive a affiliate commission.

Casio GA-B2100-1AER Men's Bluetooth G-Shock Black Solar Watch Black GA-B2100-1AER

Casio is an electronics manufacturing company that was founded in 1946 by Tadao Kashio. The brand has a versatile portfolio,... morefrom musical instruments and digital cameras to analogue and digital watche...
FirstclassWatches.co.uk
Delivery: in United Kingdom
Report
£103.00

Casio G-Shock Black Octagon Smartwatch GA-B2100-1A1ER

The Casio G-Shock Black Octagon Smartwatch GA-B2100-1A1ER combines a 45mm octagonal shaped plastic case and black plastic str... moreap with a traditional buckle. It has a black plastic dial with luminescent hands, date display which is protected beneath mineral crystal glass. Power is generated by the quartz movement. Other features include an alarm, a back light. This model also has a water resistance of up to 100 metres. Accuracy +/- 15 seconds per month Alarm function Hourly time signal: The watch beeps very hour on the hour Automatic calendar Once set, the automatic calendar always displays the correct date. Battery level indicator An indicator shows the current battery level. Bluetooth Connectivity Connect to compatible smartphones for a range of features Core guard structure Four stainless steel pipes form a metal frame that joins the bezel securely with the case back for increased shock resistance Countdown timer Countdown Range: 60 minutes, Measuring Unit: 1 second Date and weekday display The current date and week day are displayed on the watch face Display illumination Auto Light: The watch dial will illuminate automatically when you tilt your wrist towards you. Once activated, this feature will automatically deactivate after six hours. LED light selectable illumination duration (1.5 seconds or 3 seconds) Hand shift function With a push of a button, hands move away to permit free visibility. Multi-language display Allows the day of the week to be displayed in a number of different languages Mute function The button tones on the mode button can be switched off for discreet operation. Pre-set alarm or timer functions remain active. Neobrite A luminous coating on the watch hands provides illumination in the dark. Shock-resistant Shock-resistant construction protects against impact and vibration. Solar power A solar cell provides power for operation. Stopwatch function World time function Displays the current time in major cities and specific areas around the world. "Timer - 1/1 min. - 24 hours Countdown timers help you to remember specific or recurring events by giving off an audible signal at a preset time. The time can be set to the nearest minute and up to 24 hours in advance. Ideal for people who need to take medicines every day or those who do interval training."
Houseofwatches.co.uk
Delivery: in United Kingdom
Report
£112.95

Casio G-Shock Bluetooth Solar 2100 Series Black Smartwatch GA-B2100-1AER

The Casio GA-B2100-1AER 0 smartwatch combines a round shaped plastic case and black plastic strap with a traditional buckle.... moreIt has a black dial which is protected beneath mineral crystal glass. Power is generated by the quartz movement. This model also has a water resistance of up to 200 metres. Accuracy +/- 15 seconds per month Alarm function Hourly time signal: The watch beeps very hour on the hour Automatic calendar Once set, the automatic calendar always displays the correct date. Battery level indicator An indicator shows the current battery level. Bluetooth® Connectivity Connect to compatible smartphones for a range of features Countdown timer Date and weekday display Display illumination Auto Light: The watch dial will illuminate automatically when you tilt your wrist towards you. Once activated, this feature will automatically deactivate after six hours. LED light selectable illumination duration (1.5 seconds or 3 seconds) Hand shift function With a push of a button, hands move away to permit free visibility. Multi-language display Allows the day of the week to be displayed in a number of different languages Neobrite A luminous coating on the watch hands provides illumination in the dark. Shock-resistant Shock-resistant construction protects against impact and vibration. Solar power A solar cell provides power for operation. Stopwatch function World time function Displays the current time in major cities and specific areas around the world.
Houseofwatches.co.uk
Delivery: in United Kingdom
Report
£112.95

Casio GA-B2100-1A1ER G-Shock | Bluetooth | Solar 2100 Series Watch Black GA-B2100-1A1ER

Casio is an electronics manufacturing company that was founded in 1946 by Tadao Kashio. The brand has a versatile portfolio,... morefrom musical instruments and digital cameras to analogue and digital watche...
FirstclassWatches.co.uk
Delivery: in United Kingdom
On order
Report
£116.00

Casio G-Shock Bluetooth Solar 2100 Series Black Smartwatch GA-B2100-1AER

The Casio GA-B2100-1AER 0 smartwatch combines a round shaped plastic case and black plastic strap with a traditional buckle.... moreIt has a black dial which is protected beneath mineral crystal glass. Power is generated by the quartz movement. This model also has a water resistance of up to 200 metres. Accuracy +/- 15 seconds per month Alarm function Hourly time signal: The watch beeps very hour on the hour Automatic calendar Once set, the automatic calendar always displays the correct date. Battery level indicator An indicator shows the current battery level. Bluetooth® Connectivity Connect to compatible smartphones for a range of features Countdown timer Date and weekday display Display illumination Auto Light: The watch dial will illuminate automatically when you tilt your wrist towards you. Once activated, this feature will automatically deactivate after six hours. LED light selectable illumination duration (1.5 seconds or 3 seconds) Hand shift function With a push of a button, hands move away to permit free visibility. Multi-language display Allows the day of the week to be displayed in a number of different languages Neobrite A luminous coating on the watch hands provides illumination in the dark. Shock-resistant Shock-resistant construction protects against impact and vibration. Solar power A solar cell provides power for operation. Stopwatch function World time function Displays the current time in major cities and specific areas around the world.
T. H. Baker
Delivery: in United Kingdom
Report
£129.00

Casio G-Shock Black Octagon Smartwatch GA-B2100-1A1ER

The Casio G-Shock Black Ocatgon Smartwatch GA-B2100-1A1ER combines a 45mm octagonal shaped plastic case and black plastic str... moreap with a traditional buckle. It has a black dual time dial with luminescent hands, date display which is protected beneath mineral crystal glass. Power is generated by the quartz movement. Other features include an alarm, a back light. This model also has a water resistance of up to 100 metres. Accuracy +/- 15 seconds per month Alarm function Hourly time signal: The watch beeps very hour on the hour Automatic calendar Once set, the automatic calendar always displays the correct date. Battery level indicator An indicator shows the current battery level. Bluetooth Connectivity Connect to compatible smartphones for a range of features Core guard structure Four stainless steel pipes form a metal frame that joins the bezel securely with the case back for increased shock resistance Countdown timer Countdown Range: 60 minutes, Measuring Unit: 1 second Date and weekday display The current date and week day are displayed on the watch face Display illumination Auto Light: The watch dial will illuminate automatically when you tilt your wrist towards you. Once activated, this feature will automatically deactivate after six hours. LED light selectable illumination duration (1.5 seconds or 3 seconds) Hand shift function With a push of a button, hands move away to permit free visibility. Multi-language display Allows the day of the week to be displayed in a number of different languages Mute function The button tones on the mode button can be switched off for discreet operation. Pre-set alarm or timer functions remain active. Neobrite A luminous coating on the watch hands provides illumination in the dark. Shock-resistant Shock-resistant construction protects against impact and vibration. Solar power A solar cell provides power for operation. Stopwatch function World time function Displays the current time in major cities and specific areas around the world. "Timer - 1/1 min. - 24 hours Countdown timers help you to remember specific or recurring events by giving off an audible signal at a preset time. The time can be set to the nearest minute and up to 24 hours in advance. Ideal for people who need to take medicines every day or those who do interval training."
T. H. Baker
Delivery: in United Kingdom
Report
£129.00
Video reviews
Additional features wrist watch Casio G-Shock GA-B2100-1A:
  • Hourly time signal
  • Turning button sounds on/off
  • Super bright backlight
  • Multilingual
  • Automatic calendar
  • 12/24 hour time display