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Module · Casio · analog-digital module

Casio module 5081 manual and CR1220 battery

Casio's operation guide for module 5081: Casio operation guide 5081 (PDF) ↗. Casio module 5081 is an analog-digital module by Casio, used in 53 Casio models. It runs on CR12201 for about 2 years1 and keeps time to ±15 s/month1.

Sources checked · How we source numbers
CR1220: drawing to scaleCR1220: diameter 12.5 mm, height 2 mm.Ø 12.5−+2CR1220
CR1220, the cell the Casio 5081 takesDrawing from data, not a photo · mm

Casio 5081 at a glance

Display
analog-digital1derived
Power
battery1
Battery
CR12201
Battery life
2 years1
Accuracy
±15 s/month1
Light
LED, auto light switch, selectable duration1
World time
48 cities, 29 time zones1

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

Watches with module 5081

53 models in 1 family share module 5081, so they share its battery, functions and manual[2].

Casio operation guide 5081 (PDF) ↗
The one model on module 5081 we have case sizes for, top view. W = case width, L = Casio case length, L2L = lug to lug, H = thickness. Drawn from the published sizes, not a photo.
  • GA-10053 modelsGA-100 · GA-100A · GA-100B · GA-100BBN · GA-100BEG · GA-100BL · GA-100BNR · GA-100BP · GA-100BR · GA-100BT · GA-100BW · GA-100BY · GA-100C · GA-100CB · GA-100CF · GA-100CG · GA-100CM · GA-100CS · GA-100CX · GA-100CY · GA-100DA · GA-100DE · GA-100FL · GA-100GBX · GA-100GD · GA-100GGB · GA-100JK · GA-100L · GA-100LG · GA-100LT · GA-100LY · GA-100MB · GA-100MC · GA-100MF · GA-100MM · GA-100MMC · GA-100MRB · GA-100MT · GA-100MW · GA-100PC · GA-100RC · GA-100RGB · GA-100RS · GA-100SD · GA-100SHB · GA-100SKC · GA-100ST · GA-100TAL · GA-100TCB · GA-100TMN · GA-100TU · GA-100VLA · GA-100WD

Battery for the Casio 5081

  • CR1220[1]Sizes and equivalents of the CR1220 on its page

Running the Casio 5081

Accuracy and battery figures for the Casio 5081, as Casio prints them.

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

All Casio 5081 figures

Every figure we hold for the Casio 5081, with its source. Where sources disagree, each value is shown.

Accuracy and care

Accuracy (maker)
±15 s/month1

Power

Power source
battery1
Battery
CR12201
Battery life
2 years1

Module functions

Display
analog-digital1derived
Light
LED, auto light switch, selectable duration1
Alarms
4 daily alarms, 1 snooze, hourly time signal1
Countdown timer
1 minute to 24 hours, 1-minute increments1
Stopwatch
1/1000 s; capacity 99:59'59.9991
World time
48 cities, 29 time zones1

Not published yet

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

Casio 5081 questions

Where is the manual for Casio module 5081?

Casio publishes the operation guide for module 5081 as a PDF: Casio operation guide 5081. The number 5081 is stamped on the case back of every watch built on it.

What battery does the Casio module 5081 take?

The Casio module 5081 takes CR1220; Casio gives 2 years of life.

Source [1]

Which watches use Casio module 5081?

53 Casio models in Casio’s manual search use module 5081, in the GA-100 family.

More on movements

Sources

Documents checked · Report a wrong number

  1. 1Casio Computer Co., Ltd. — Operation guide, module 5081 (qw5081_EN.pdf) · pdf · read
  2. 2Casio Computer Co., Ltd. — Watch manual search JSON (US locale), manual_search.support.json · json · read