Casio G-SHOCK GA-2100 Analog-Digital Watch
AED179.99
The Casio G-SHOCK GA-2100, nicknamed the “CasiOak” for its octagonal bezel, pairs toughness with a slim profile of just 11.8mm. Built with a Carbon Core Guard resin case for shock resistance, it offers 200-meter water resistance, an analog-digital display, World Time, a stopwatch, a timer, and multiple daily alarms. A modern classic among Casio’s slim G-SHOCK models.
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Description
Product Overview
The Casio G-SHOCK GA-2100 is a slim, tough analog-digital watch that has become one of the most recognizable models in the G-SHOCK lineup, earning the nickname “CasiOak” for its octagonal bezel design.
Design & Construction
Launched in 2019, the GA-2100 uses Casio’s Carbon Core Guard structure, a carbon fiber-reinforced resin case that increases rigidity and shock resistance while keeping the watch thin at approximately 11.8mm. The case measures roughly 48.5 x 45.4mm and weighs about 51 grams, with a mineral glass crystal and resin band.
Dial & Features
The dial combines an analog display with a digital LCD window that cycles between month/day and hour/minute, and can also show World Time (31 time zones, 48 cities), a 1/100-second stopwatch, a countdown timer, and multiple daily alarms. A day-of-week sub-dial and double LED light with LCD backlight round out the feature set.
Movement
Quartz movement with an approximate battery life of 3 years.
Key Specifications
- Water resistance: 200 meters
- Case material: Carbon fiber-reinforced resin (Carbon Core Guard)
- Crystal: Mineral glass
- Weight: Approx. 51 grams
Why Choose This Watch
The GA-2100 is built for those who want genuine G-SHOCK toughness in a slim, versatile case that wears comfortably under a cuff or on its own as an everyday sports watch.

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