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Casio module 3405 manual

Casio's operation guide for module 3405: Casio operation guide 3405 (PDF) ↗. Casio module 3405 is a digital module by Casio, used in 4 Casio models. It keeps time to ±15 s/month1.

Sources checked · How we source numbers

Casio 3405 at a glance

Display
digital1derived
Power
solar panel and rechargeable battery1
Battery life
9 months1
Accuracy
±15 s/month1
Light
EL (electro-luminescent panel); Full Auto Light Switch1
Radio time
Yes1
World time
48 cities, 31 time zones1

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

Watches with module 3405

4 models in 2 families share module 3405, so they share its battery, functions and manual[2].

Casio operation guide 3405 (PDF) ↗
  • GW-M5003 modelsGW-M500A · GW-M500BA · GW-M500F
  • GW-M5301 modelGW-M530A

Running the Casio 3405

Accuracy and battery figures for the Casio 3405, as Casio prints them.

Accuracy (maker)
±15 s/month1
Battery life
9 months1

Battery for the Casio 3405

The battery of the Casio 3405 is not published by Casio.

All Casio 3405 figures

Every figure we hold for the Casio 3405, with its source. Where sources disagree, each value is shown.

Accuracy and care

Accuracy (maker)
±15 s/month1

Power

Power source
solar panel and rechargeable battery1
Battery life
9 months1

Module functions

Display
digital1derived
Light
EL (electro-luminescent panel); Full Auto Light Switch1
Alarms
daily 5 · one time 4 · snooze 1 · hourly time signal1
Countdown timer
measuring unit 1 second · input range 1 minute to 24 hours1
Stopwatch
measuring unit 1/100 second · capacity 23:59'59.991
World time
48 cities, 31 time zones1
Radio controlled
Yes1

Not published yet

  • Battery: not published by Casio
  • Hands and functions: not published
  • Operating temperature: not published by Casio
  • Power saving: not published

Casio 3405 questions

Where is the manual for Casio module 3405?

Casio publishes the operation guide for module 3405 as a PDF: Casio operation guide 3405. The number 3405 is stamped on the case back of every watch built on it.

Which watches use Casio module 3405?

4 Casio models in Casio’s manual search use module 3405, in the GW-M500, GW-M530 families.

More on movements

Sources

Documents checked · Report a wrong number

  1. 1Casio Computer Co., Ltd. — Operation Guide 3405 (qw3405_EN.pdf) · pdf · read
  2. 2Casio Computer Co., Ltd. — Watch manual search JSON (US locale), manual_search.support.json · json · read