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G-SHOCK GA-900

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7.2
Expert ScoreRead review

With its decagonal bezel, bezel bumpers, and front screws, the G-Shock GA-900 has an industrial heavy duty style and offers the best battery life (approximately 7 years) of any non-solar analog-digital G-Shock watch (along with the revived AW-500).

 

7 Year Battery

$130.00

List Price: $130 (GA900-1A)

Size: Large
Dimensions (L x W x H): 52.8 × 49.5 × 16.9 mm
Weight: 65 grams
Module: 5637 (instruction manual at casio.com)
Battery Type (Lifespan): CR2016 (approx. 7 years)
Series Launch Year: 2021

Notable Features: World Time, 1/100-Second Stopwatch, Timer (60 Minutes), 5 Daily Alarms (1 Snooze), LED Light

See full specifications for GA900-1A under “Additional information” tab above.

Suggested Uses: Extreme Sports, Outdoors, Streetwear

GA900-1A on Amazon GA900 on eBay GA900-1A at Casio
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Latest GA-900 News

Recent GA-900 Releases:

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View all GA-900 articles on G-Central

GA900-1A on Amazon GA900 on eBay GA900-1A at Casio
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Some specifications (price, materials, weight, Neobrite, etc.) for individual models may vary within a series. Some models may not be available in all countries. Visit the linked articles in gallery images for more info on specific models.
About The Specs Catalog | Features Glossary | Specs Home
7.2Expert Score
G-Shock GA-900 Rating by G-Central
Despite having the best battery life for a non-solar analog-digital G-Shock, it's difficult to recommend the GA-900 as a tool watch due to its readability issues.
Build
7
Functions
7.5
Value
7
PROS
  • Very long battery life (7 years) for an analog-digital model.
  • A new type of heavy duty style with some interesting colorways available.
CONS
  • Hand design does not lend itself well to quick reading.
  • No lume on the hands or dial.
  • No backlight for LCD display.

Specification: G-SHOCK GA-900

Size

Dimensions (L x W x H mm)

52.8 x 49.5 x 16.9

Weight (g)

65

Protection

,

Case Material

Bezel Material

Band Material

Resin

Glass

Battery

CR2016

Battery Life (Approx.)

World Time

,

World Time Zones

31

World Time Cities

48 + UTC, Direct Call UTC Time Zone

Daylight Saving Time

Stopwatch

, ,

Stopwatch Unit

Stopwatch Max Range

Measuring Modes

1st-2nd place times, elapsed time, split time

Countdown Timer

Countdown Timer Unit

1/10 second

Countdown Range

Countdown Setting Range

Countdown Setting Increment (Lowest)

1 minute

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

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