Model guide · Reviewed
G-SHOCK GA-700: Size, Battery Life, Water Resistance & Specs
Short answer
The G-SHOCK GA-700 is a large analog-digital G-SHOCK, 57.5 × 53.4 × 18.4 mm, with a five-year battery and a front button at 6 o'clock.
- Thickness
- 18.4 mm
- Weight
- 69 g (2.4 oz)
- Water resistance
- 200 m / 20 bar
- Power
- 5-year battery
Casio introduced the GA-700 in 2017 as an oversized analog-digital watch with the G-SHOCK front button placed at 6 o'clock. Its 18.4 mm thick case gives it real wrist presence, and a single CR2016 battery lasts about five years. It is light for its size at 69 g, which makes it a comfortable statement watch for larger wrists.
GA-700 specifications
Casio's specifications for the stock GA-700-1B. Custom builds can differ; see the notes below.
| Reference | GA-700-1B |
|---|---|
| Module | 5522 |
| Display | Analog-digital |
| Shape | Large rounded case with a front button at 6 o'clock |
| Case size (L × W × H) | 57.5 × 53.4 × 18.4 mm (2.26 × 2.1 × 0.72 in) |
| Weight | 69 g (2.4 oz) |
| Case | Resin |
| Band | Resin |
| Band fits wrists | 145–215 mm (5.7–8.5 in) |
| Water resistance | 200 m (660 ft, 20 bar) |
| Power | Battery: CR2016, about 5 years |
| Tough Solar | No |
| Multi-Band 6 (atomic time) | No |
| Bluetooth | No |
| Light | LED light |
| Launched | 2017 |
| Casio U.S. list price | $110 |
Features
- World time (31 time zones, 48 cities + UTC)
- 1/100-second stopwatch with direct start button
- 60-minute countdown timer
- Front button at 6 o'clock
- Mineral glass
What is the G-SHOCK GA-700?
The G-SHOCK GA-700 is Casio's large analog-digital watch, launched in 2017, with the front button placed at 6 o'clock. It uses module 5522 and runs about five years on one CR2016 battery.
How big is the GA-700?
The GA-700 measures 57.5 × 53.4 × 18.4 mm and weighs 69 g, according to G-Central and Casio. That is about 2.3 × 2.1 × 0.72 inches, so it suits larger wrists best.
How long does the GA-700 battery last?
The GA-700 runs about 5 years on a single CR2016 battery, according to Casio. That is longer than the GA-2100's three-year rating, without needing solar charging.
Is the GA-700 waterproof?
The stock GA-700 is rated 200 m (660 ft, 20 bar) water resistant by Casio, enough for swimming and showering. Custom finishes can affect sealing, so confirm a specific piece with us before swimming.
What module does the GA-700 use?
The GA-700 uses Casio module 5522, printed on the case back. Casio's module 5522 manual covers world time, the stopwatch, timer and alarms.
How much does a GA-700 cost?
Casio's U.S. list price for the GA-700-1B is $110, as recorded by G-Central. Bezelwright currently lists 6 custom GA-700 builds from $120.
Is the GA-700 right for you?
The GA-700 suits
- Larger wrists that want a bold, legible watch.
- Anyone who wants a long five-year battery without solar.
Look elsewhere if
- Small wrists — the GA-700 is one of the largest models we build on.
- Shirt cuffs and dress wear.
Custom GA-700 builds: what changes
- Our GA-700 builds keep the GA-700 case and change the colorway or finish.
- Custom modifications can affect water resistance; confirm a specific piece with us before swimming.
Bezelwright is an independent customizer and is not affiliated with Casio. Specs above describe Casio's stock model.
Custom GA-700 builds (6, from $120)
Shop all GA-700 builds
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Sources
Figures describe Casio's stock reference model. Independent references are used where Casio's own page could not be read directly, and cross-checked against Casio's published specs.
- Casio (U.S.): GA-700BNR-1A specifications (GA-700 case) (official Casio, accessed October 25, 2026)
- Casio (U.S.): GA-700-1B analog-digital watch (official Casio, accessed October 25, 2026)
- G-Central: G-SHOCK GA-700 specifications (independent reference, accessed October 25, 2026)
- Casio G-SHOCK (UK): Are G-SHOCK watches waterproof or water resistant? (official Casio, accessed October 25, 2026)