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G-SHOCK GA-B2100

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8.3
Expert ScoreRead review

The G-Shock GA-B2100 is an upgraded version of the bestselling 2100 octagonal model with Tough Solar power and Bluetooth mobile link. By linking with a smartphone, the Bluetooth functions offer automatic time adjustment, a time place log, date reminders, world time with approximately 300 cities, auto summer time (DST) switching, timer and alarm settings, and phone finder.

 

Bluetooth

$150.00

List Price: $150 (GAB2100-1A)

Size: Medium
Dimensions (L x W x H): 48.5 x 45.4 x 11.9 mm
Weight: 52 grams
Module: 5689 (instruction manual at casio.com)
Battery (Lifespan): Solar Rechargeable
Series Launch Year: 2022
Nickname: Solar CasiOak

Notable Features: Tough Solar, Bluetooth Mobile Link, World Time, 1/100-Second Stopwatch, Timer, 5 Daily Alarms, Double LED Light

See full specifications for GAB2100-1A under “Additional information” tab above.

Suggested Uses: Outdoors, Streetwear

GAB2100-1A at Casio GAB2100 on Amazon GAB2100 on eBay

Latest GA-B2100 News

Recent GA-B2100 Releases:

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8.3Expert Score
G-Shock GA-B2100 Rating by G-Central
The GA-B2100 offers major upgrades (solar power, Bluetooth smartphone link) over the GA-2100 for a reasonable price.
Build
8.5
Functions
8
Value
8.5
PROS
  • One of the few analog-digital resin models with solar power.
  • Bluetooth adds automatic time correction and other functions.
  • LCD display has a backlight, unlike AWG-M100.
  • Adjustable date format.
CONS
  • No Multi-Band 6.
  • No auto-activation option for LED light.
  • Only one model with a positive LCD display so far.

GA-B2100 Versus GA-2100


  • Overview
  • Description
  • Brand/Store
  • Availability
  • User Rating
  • Review
  • Specification
  • Size
  • Dimensions (L x W x H mm)
  • Weight (g)
  • Protection
  • Case Material
  • Bezel Material
  • Band Material
  • Glass
  • Neobrite
  • Carbon Core Guard
  • Battery
  • Low Battery Alert
  • Tough Solar
  • Battery Level Indicator
  • Power Saving
  • Bluetooth
  • Smartphone App
  • Bluetooth Functions
  • World Time
  • World Time Zones
  • World Time Cities
  • Daylight Saving Time
  • Stopwatch
  • Stopwatch Unit
  • Stopwatch Max Range
  • Measuring Modes
  • Countdown Timer
  • Countdown Timer Unit
  • Countdown Range
  • Countdown Setting Range
  • Countdown Setting Increment (Lowest)
  • Alarm
  • Hourly Time Signal
  • Light Type
  • Light Color
  • Calendar
  • Button Tone On/Off
  • Hand Shift
  • 12/24-Hour Format
  • Adjustable Date Format
  • Battery Life (Approx.)

GAB2100-1A at Casio GAB2100 on Amazon GAB2100 on eBay

Some specifications (price, material, weight, Neobrite, etc.) for individual models may vary within a series.
About The Specs Catalog | Features Glossary | Specs Home

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Specification: G-SHOCK GA-B2100

Size

Dimensions (L x W x H mm)

48.5 x 45.4 x 11.9

Weight (g)

52

Protection

,

Case Material

,

Bezel Material

Band Material

Resin

Glass

Neobrite

Neobrite

Carbon Core Guard

Battery

Rechargeable

Low Battery Alert

Tough Solar

Battery Level Indicator

Battery Level Indicator

Power Saving

Power Save

Bluetooth

Smartphone App

Bluetooth Functions

Alarm Settings, Auto Summer Time (DST) Switching, Auto Time Correction, Hand Alignment Correction, Phone Finder, Reminder, Time & Place Log, Timer Settings, World Time (approx. 300 cities)

World Time

,

World Time Zones

38

World Time Cities

38 + UTC

Daylight Saving Time

,

Stopwatch

Stopwatch Unit

,

Stopwatch Max Range

Measuring Modes

elapsed time, lap times, split time

Countdown Timer

Countdown Timer Unit

1 second

Countdown Range

Countdown Setting Range

Countdown Setting Increment (Lowest)

1 second

Alarm

Hourly Time Signal

Hourly Time Signal

Light Type

, , , ,

Light Color

White

Calendar

Full Auto Calendar to 2099

Button Tone On/Off

Button Tone On/Off

Hand Shift

Hand Shift

12/24-Hour Format

12/24-Hour Format

Adjustable Date Format

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