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Round black dial with blue accents on a carbon-reinforced resin case, blue and black resin strap with buckle clasp

CASIO

CASIO Ga2000-1A2 G-Shock watch Blue/Black 51.2mm Carbon/Resin

SKU CH-Z3NP-Q1VGZ MPN Ga2000-1A2

A G-Shock diver's watch with carbon core guard case, 200m water resistance, world time for 48 cities, dual LED lights with 1.5/3-second afterglow, and quick-release resin band

  • StyleDiver's
  • MaterialResin
  • MovementQuartz
  • ShapeRound
  • Dial ColorBlack
  • Dial MarkersIndex
  • Shock-resistant Carbon Core Guard case protects against heavy impacts
  • 200-metre water resistance suits professional diving and water sports
  • Dual LED Super Illuminator lights the dial and LCD in darkness
  • World time covers 48 cities plus UTC with DST control
  • Quick-release band system allows strap changes without tools

Purpose and audience

The Casio Ga2000-1A2 is a G-Shock watch built with a Carbon Core Guard case for men who need a tough, lightweight timepiece. It suits outdoor work, water sports and daily wear where shock and water resistance matter.

Installation and common issues

The watch arrives ready to wear with a pre-fitted resin band and buckle clasp. A quick-release mechanism lets you swap straps without tools, though the spring bars can be stiff on first removal. Setting the dual analog-digital display and world time for 48 cities follows the standard four-button procedure; the manual covers each mode clearly.

Sustained load behaviour

The quartz movement runs continuously from its internal cell while the dual LED lights provide 1.5 or 3 second afterglow on demand. Shock resistance and 200m water resistance hold up during prolonged activity, and the mineral crystal resists everyday scratches. Functions such as the 1/100 second stopwatch, countdown timer and five alarms operate independently without draining the system.

Highlights

  • Shock-resistant Carbon Core Guard case protects against heavy impacts
  • 200-metre water resistance suits professional diving and water sports
  • Dual LED Super Illuminator lights the dial and LCD in darkness
  • World time covers 48 cities plus UTC with DST control
  • Quick-release band system allows strap changes without tools

Specifications

BrandCASIO
StyleDiver's
MaterialResin
MovementQuartz
ShapeRound
Dial ColorBlack
Dial MarkersIndex
DisplayAnalog and Digital
DateDate
Band MaterialResin
FastenerBuckle Clasp
GenderMale
ConditionNew
BezelFixed Bezel
Case MaterialResin
Case Thickness51.00 mm
CrystalMineral Crystal
Water-Resistant200m
Special FeaturesMineral Crystal,Buckle Clasp,Day and Date Display

Questions about this item

How do I verify the dual LED lights are working after setup?

Press the light button; the Super Illuminator LED and LCD backlight should glow with a 1.5 or 3-second afterglow.

What comes in the box and what must be bought separately?

The watch with carbon core guard case, resin band and buckle clasp is included; alternative Velcro, Cordura or cloth quick-release bands are sold separately.

Which version should I choose for 200-metre water resistance and world time?

This GA-2000 model provides 200m water resistance, world time for 48 cities plus UTC, stopwatch, timer, alarms and dual LED illumination.

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