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Close up of red GA2100RRB-4A watch with red resin strap viewed from above
Full view of red GA2100RRB-4A analog digital watch with red resin strap on a white background
Close up of red GA2100RRB-4A watch face with red dial and bezel against a dark backdrop

Authorized Dealer. G-SHOCK official 2 year warranty included

G-SHOCK

GA2100RRB-4A Analog-Digital 2100 Series 45.4mm - Red on Resin Strap

$120
G-SHOCK
$120

GA2100RRB-4A Analog-Digital 2100 Series 45.4mm - Red on Resin Strap

The Details

  • 45.4 mm

    Case Size

  • 11.8 mm

    Case Height

  • 48.5 mm

    Lug to Lug

  • 200m

    Water Resistance

Overview

Case Height

11.8 mm

Case Size

45.4 mm

Collection

2100 Series

Style

Digital

Lug to Lug

48.5 mm

Movement

Quartz Battery

Reference

GA2100RRB-4A

Release Date

2026-01-19

Water Resistance

200m

Case

Case Material

Carbon/bio-based resin

Clasp / Buckle

Pin buckle

Crystal

Mineral glass

Dial Color

Red

Lume

White LED

Strap / Bracelet Material

Red, bio-based resin band

Weight

51 g

Movement

Accuracy

±15 secs/month

Features

Shock-resistant, carbon core guard structure

Functions

World time, timer, full calendar, stopwatch, alarm/hourly time signal, mute feature, 12/24-hour format and hand shift feature
Regular timekeeping:
Analog: 2 hands (hour, minute (hand moves every 20 seconds)), 1 dial (day)
Digital: Hour, minute, second, pm, month, date

Movement

Quartz

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About G-Shock

Absolute Toughness

With over 100 million sold, the G-shock has become arguably the most recognizable and ubiquitous watch of all time. Despite this watch’s generally affordable price tag, the g-shock is arguably a byproduct of one of the greatest engineering feats in watchmaking history. Since its conception in 1981, the watch has become a trusted companion for men and women across the globe, ready to withstand the most taxing conditions.

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