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Module · Casio · digital module

Casio module 3263 manual and CR2025 battery

Casio's operation guide for module 3263: Casio operation guide 3263 (PDF) ↗. Casio module 3263 is a digital module by Casio, used in 11 Casio models. It runs on CR20251 for about 7 years1 and keeps time to ±15 s/month1.

Sources checked · How we source numbers
CR2025: drawing to scaleCR2025: diameter 20 mm, height 2.5 mm.Ø 20−+2.5CR2025
CR2025, the cell the Casio 3263 takesDrawing from data, not a photo · mm

Casio 3263 at a glance

Display
digital1derived
Power
battery1
Battery
CR20251
Battery life
7 years1
Accuracy
±15 s/month1
Light
LED (light-emitting diode); selectable illumination duration1
World time
48 cities, 31 time zones, UTC1

New to the terms? Read quartz vs automatic or watch movement types.

Watches with module 3263

11 models in 2 families share module 3263, so they share its battery, functions and manual[2].

  • GD-10010 modelsGD-100 · GD-100BW · GD-100GB · GD-100HC · GD-100MS · GD-100NS · GD-100PS · GD-100RF · GD-100SC · GD-100WW
  • GD-1011 modelGD-101NS

Running the Casio 3263

Accuracy and battery figures for the Casio 3263, as Casio prints them.

Accuracy (maker)
±15 s/month1
Battery life
7 years1

Battery for the Casio 3263

  • CR2025[1]Sizes and equivalents of the CR2025 on its page

All Casio 3263 figures

Every figure we hold for the Casio 3263, with its source. Where sources disagree, each value is shown.

Accuracy and care

Accuracy (maker)
±15 s/month1

Power

Power source
battery1
Battery
CR20251
Battery life
7 years1

Module functions

Display
digital1derived
Light
LED (light-emitting diode); selectable illumination duration1
Alarms
count 5 · hourly time signal1
Countdown timer
measuring unit 1/10 second · input range 1 second to 24 hours1
Stopwatch
measuring unit 1/100 second · capacity 23:59'59.991
World time
48 cities, 31 time zones, UTC1

Not published yet

  • Hands and functions: not published
  • Radio time signal: not published
  • Operating temperature: not published by Casio
  • Power saving: not published

Casio 3263 questions

Where is the manual for Casio module 3263?

Casio publishes the operation guide for module 3263 as a PDF: Casio operation guide 3263. The number 3263 is stamped on the case back of every watch built on it.

What battery does the Casio module 3263 take?

The Casio module 3263 takes CR2025; Casio gives 7 years of life.

Source [1]

Which watches use Casio module 3263?

11 Casio models in Casio’s manual search use module 3263, in the GD-100, GD-101 families.

Sources

Documents checked · Report a wrong number

  1. 1Casio Computer Co., Ltd. — Operation Guide 3263 (qw3263_EN.pdf) · pdf · read
  2. 2Casio Computer Co., Ltd. — Watch manual search JSON (US locale), manual_search.support.json · json · read