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Module · Casio · digital module

Casio module 3191 manual and CR1216 battery

Casio's operation guide for module 3191: Casio operation guide 3191 (PDF) ↗. Casio module 3191 is a digital module by Casio, used in 4 Casio models. It runs on CR12161 for about 2 years1 and keeps time to ±30 s/month1.

Sources checked · How we source numbers
CR1216: drawing to scaleCR1216: diameter 12.5 mm, height 1.6 mm.Ø 12.5−+1.6CR1216
CR1216, the cell the Casio 3191 takesDrawing from data, not a photo · mm

Casio 3191 at a glance

Display
digital1derived
Power
battery1
Battery
CR12161
Battery life
2 years1
Accuracy
±30 s/month1

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

Watches with module 3191

4 models in 2 families share module 3191, so they share its battery, functions and manual[2].

Casio operation guide 3191 (PDF) ↗
The one model on module 3191 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.
  • LA-112 modelsLA-11WB · LA-11WL
  • LA6702 modelsLA670WA · LA670WGA

Battery for the Casio 3191

  • CR1216[1]Sizes and equivalents of the CR1216 on its page

Running the Casio 3191

Accuracy and battery figures for the Casio 3191, as Casio prints them.

Accuracy (maker)
±30 s/month1
Battery life
2 years1

All Casio 3191 figures

Every figure we hold for the Casio 3191, with its source. Where sources disagree, each value is shown.

Accuracy and care

Accuracy (maker)
±30 s/month1

Power

Power source
battery1
Battery
CR12161
Battery life
2 years1

Module functions

Display
digital1derived
Alarms
daily alarm, hourly time signal1
Countdown timer
1 to 30 minutes1
Stopwatch
1/10 s; capacity 59 min 59.9 s1

Not published yet

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

Casio 3191 questions

Where is the manual for Casio module 3191?

Casio publishes the operation guide for module 3191 as a PDF: Casio operation guide 3191. The number 3191 is stamped on the case back of every watch built on it.

What battery does the Casio module 3191 take?

The Casio module 3191 takes CR1216; Casio gives 2 years of life.

Source [1]

Which watches use Casio module 3191?

4 Casio models in Casio’s manual search use module 3191, in the LA-11, LA670 families.

More on movements

Sources

Documents checked · Report a wrong number

  1. 1Casio Computer Co., Ltd. — Operation guide, module 3191 (qw3191_EN.pdf) · pdf · read
  2. 2Casio Computer Co., Ltd. — Watch manual search JSON (US locale), manual_search.support.json · json · read