---
description: Genuine MIYOTA 1M02 circuit module (279-467), Japan made. Core control for 10½ ligne 3-hand day-date movement, fits 364 battery.
title: MIYOTA/CITIZEN 1M02 Circuit Block Electronic Module - Sofly
image: https://www.soflypart.com/wp-content/uploads/2019/05/1M02C.jpg
---
[Skip to content](#content)
- [Home](https://www.soflypart.com)
-
- [Products](https://www.soflypart.com/shop/)
-
- [Watch Circuit & Coil](https://www.soflypart.com/product-category/watch-parts/circuit-and-coil/)
-
- [Watch Parts](https://www.soflypart.com/product-category/watch-parts/)
-
- **MIYOTA/CITIZEN 1M02 Circuit Block Electronic Module**
[](https://www.soflypart.com/wp-content/uploads/2019/05/1M02C.jpg)
[](https://www.soflypart.com/wp-content/uploads/2019/05/1M02CB.jpg)
# MIYOTA/CITIZEN 1M02 Circuit Block Electronic Module
$3.50
You Saved
| Brand | Choose an option MIYOTA- 
Clear |
| --- | --- |
### Discount
| Quantity | Discount (%) | Price |
| --- | --- | --- |
| 1 - 4 | — | $3.50 |
| 5 - 9 | 5% | $3.33 |
| 10+ | 10% | $3.15 |
### Discount
| Quantity | Discount (%) | Price |
| --- | --- | --- |
| 1 - 4 | — | $3.50 |
| 5 - 9 | 5% | $3.33 |
| 10+ | 10% | $3.15 |
MIYOTA/CITIZEN 1M02 Circuit Block Electronic Module quantity
Add to cart
x
[Checkout](https://www.soflypart.com/checkout/)
- Covers 99% of Repair Needs
- Wholesale Discounts
- Fast Global Shipping
- 24/7 Customer Support
## Product Description
This is a **genuine MIYOTA circuit block electronic module (Part No. 279-467)** for the **1M02 movement**, **made in Japan**, designed for the **1M02 quartz caliber**. It serves as the **core control component**, generating precise quartz oscillation signals to drive the stepper motor for accurate timekeeping. This product is **brand new and original**, intended for repairing movements that fail to run due to circuit failure.
## Specifications
- **Part Number**：**279-467** (Circuit Module)
- **Compatible Movement**：**1M02** quartz caliber (10½ ligne)
- **Origin**：**Made in Japan**
- **Quality**：**Genuine original**, brand new
- **Function**：**Generates and processes time signals** for stepper motor
## FAQ
**1. Is this circuit module an original MIYOTA genuine part?**
**Yes**. It is an **original MIYOTA factory part** (Part No. **279-467**), **made in Japan**, manufactured by Citizen’s MIYOTA division.
**2. Which movements is this circuit module compatible with?**
It fits the **MIYOTA 1M02 quartz caliber** (10½ ligne, 23.30×22.60mm, 2.94mm height). The 1M02 is a **3-hand day-date** movement (day/date at 3 o’clock), also compatible with **1N12, 1L02, 1M12, 1L12** series calibers.
**3. What are the symptoms of circuit module failure?**
The circuit module is the **core control component** (the “brain” of the movement). Common symptoms include: **movement not running after battery replacement**, **noticeable time gain/loss**, or **intermittent stoppage**. The 1M02 uses a **364 (SR621SW) battery**—circuit failure directly impacts timekeeping. **Timely replacement** is recommended.
## Why Choose SOFLY Watch Parts?
**Fast Worldwide Shipping** – Orders are dispatched within 3 business days.
**Competitive Pricing** – Great value across watch movements, replacement parts and watchmaking tools.
**Extensive Selection** – More than 3,000 watch movements, parts and accessories available.
**Trusted Worldwide** – Trusted by watchmakers, repair professionals and watch enthusiasts worldwide.
**Personalized Sourcing** – Can’t find the part you need? Contact **info@soflypart.com** or WhatsApp **+86 18620212114.**
##### Our Popular Items
[](https://www.soflypart.com/product/generic-cartier-tank-wsta0042-4322-sapphire-crystal-18-9mm/)
### [Generic Cartier Tank WSTA0042/4322 Sapphire Crystal 18.9mm](https://www.soflypart.com/product/generic-cartier-tank-wsta0042-4322-sapphire-crystal-18-9mm/)
[](https://www.soflypart.com/product/generic-rolex-caliber-1220-1225-mainspring/)
### [Generic Rolex Caliber 1220/1225 Mainspring](https://www.soflypart.com/product/generic-rolex-caliber-1220-1225-mainspring/)
[](https://www.soflypart.com/product/generic-rolex-4030-mainspring/)
### [Generic Rolex 4030 Mainspring](https://www.soflypart.com/product/generic-rolex-4030-mainspring/)
[](https://www.soflypart.com/product/generic-rolex-2030-2035-mainspring/)
### [Generic Rolex 2030/2035 Mainspring](https://www.soflypart.com/product/generic-rolex-2030-2035-mainspring/)
[](https://www.soflypart.com/product/cartier-caliber-191-mainspring/)
### [Cartier Caliber 191 Mainspring](https://www.soflypart.com/product/cartier-caliber-191-mainspring/)
[](https://www.soflypart.com/product/eta-e03-001-4000-circuit-block-electronic-module/)
### [ETA E03.001-4000 Circuit Block Electronic Module](https://www.soflypart.com/product/eta-e03-001-4000-circuit-block-electronic-module/)
[](https://www.soflypart.com/product/generic-zenith-el-primero-chronomaster-02-0310-400-sapphire-crystal-29-85mm/)
### [Generic Zenith El Primero Chronomaster 02.0310.400 Sapphire Crystal 29.85mm](https://www.soflypart.com/product/generic-zenith-el-primero-chronomaster-02-0310-400-sapphire-crystal-29-85mm/)
[](https://www.soflypart.com/product/generic-breguet-classique-5920-5907-sapphire-crystal-30-5mm/)
### [Generic Breguet Classique 5920/5907 Sapphire Crystal 30.5mm](https://www.soflypart.com/product/generic-breguet-classique-5920-5907-sapphire-crystal-30-5mm/)
[](https://www.soflypart.com/product/hattori-vd55-vd57-circuit-block-electronic-module/)
### [Hattori VD55/VD57 Circuit Block Electronic Module](https://www.soflypart.com/product/hattori-vd55-vd57-circuit-block-electronic-module/)
[](https://www.soflypart.com/product/eta-caliber-2000-1471-stop-pinion/)
### [ETA Caliber 2000-1471 Stop Pinion](https://www.soflypart.com/product/eta-caliber-2000-1471-stop-pinion/)
- [](https://www.soflypart.com/product/generic-girard-perregaux-chrono-sports-gmt-49583-sapphire-crystal-35mm/)Quick View [Add to Cart](https://www.soflypart.com/product/generic-girard-perregaux-chrono-sports-gmt-49583-sapphire-crystal-35mm/)Watch Parts [Generic Girard Perregaux Chrono Sports GMT 49583 Sapphire Crystal 35mm
](https://www.soflypart.com/product/generic-girard-perregaux-chrono-sports-gmt-49583-sapphire-crystal-35mm/) $120.00
You Saved
- [](https://www.soflypart.com/product/generic-cartier-ronde-solo-w6700255-sapphire-crystal-31mm/)Quick View [Add to Cart](https://www.soflypart.com/product/generic-cartier-ronde-solo-w6700255-sapphire-crystal-31mm/)Watch Parts [Generic Cartier Ronde Solo W6700255 Sapphire Crystal 31mm
](https://www.soflypart.com/product/generic-cartier-ronde-solo-w6700255-sapphire-crystal-31mm/) $45.00
You Saved
- [](https://www.soflypart.com/product/generic-audemars-piguet-code-15210-sapphire-crystal-38-6mm/)Quick View [Add to Cart](https://www.soflypart.com/product/generic-audemars-piguet-code-15210-sapphire-crystal-38-6mm/)Watch Parts [Generic Audemars Piguet Code 15210 Sapphire Crystal 38.6mm
](https://www.soflypart.com/product/generic-audemars-piguet-code-15210-sapphire-crystal-38-6mm/) $75.00
You Saved
- [](https://www.soflypart.com/product/glashutte-original-90-winding-pinion/)Quick View [Add to Cart](https://www.soflypart.com/product/glashutte-original-90-winding-pinion/)Watch Parts [Glashutte Original 90 Winding Pinion
](https://www.soflypart.com/product/glashutte-original-90-winding-pinion/) $185.00
You Saved
- [](https://www.soflypart.com/product/generic-rolex-yacht-master-40-126622-bezel-gasket-32mm/)Quick View [Add to Cart](https://www.soflypart.com/product/generic-rolex-yacht-master-40-126622-bezel-gasket-32mm/)Watch Parts [Generic Rolex Yacht-Master 40 126622 Bezel Gasket 32mm
](https://www.soflypart.com/product/generic-rolex-yacht-master-40-126622-bezel-gasket-32mm/) $8.00
You Saved
- [](https://www.soflypart.com/product/generic-omega-de-ville-4374-31-gold-crown-3-9mm/)Quick View [Add to Cart](https://www.soflypart.com/product/generic-omega-de-ville-4374-31-gold-crown-3-9mm/)Watch Parts [Generic Omega De Ville 4374.31 Gold Crown 3.9mm
](https://www.soflypart.com/product/generic-omega-de-ville-4374-31-gold-crown-3-9mm/) $20.00
You Saved
- [](https://www.soflypart.com/product/generic-breguet-reine-de-naples-8928br-sapphire-crystal-28-2mm/)Quick View [Add to Cart](https://www.soflypart.com/product/generic-breguet-reine-de-naples-8928br-sapphire-crystal-28-2mm/)Watch Parts [Generic Breguet Reine de Naples 8928BR Sapphire Crystal 28.2mm
](https://www.soflypart.com/product/generic-breguet-reine-de-naples-8928br-sapphire-crystal-28-2mm/) $80.00
You Saved
- [](https://www.soflypart.com/product/miyota-citizen-gp11-quartz-movement/)Quick View [Add to Cart](https://www.soflypart.com/product/miyota-citizen-gp11-quartz-movement/)Watch Parts [MIYOTA/CITIZEN GP11 Quartz Movement
](https://www.soflypart.com/product/miyota-citizen-gp11-quartz-movement/) $10.00
You Saved
- [](https://www.soflypart.com/product/miyota-citizen-1m12-movement-minute-wheel/)Quick View [Add to Cart](https://www.soflypart.com/product/miyota-citizen-1m12-movement-minute-wheel/)Watch Movement Parts [MIYOTA/CITIZEN 1M12 Minute Wheel
](https://www.soflypart.com/product/miyota-citizen-1m12-movement-minute-wheel/) $1.00
You Saved
- [](https://www.soflypart.com/product/generic-panerai-luminor-submersible-pam00024-sapphire-crystal-32-5mm/)Quick View [Add to Cart](https://www.soflypart.com/product/generic-panerai-luminor-submersible-pam00024-sapphire-crystal-32-5mm/)Watch Parts [Generic Panerai Luminor Submersible PAM00024 Sapphire Crystal 32.5mm
](https://www.soflypart.com/product/generic-panerai-luminor-submersible-pam00024-sapphire-crystal-32-5mm/) $105.00
You Saved
```json
{"@context":"https://schema.org","@graph":[{"@type":["Store","Organization"],"@id":"https://www.soflypart.com/#organization","name":"Sofly","url":"https://www.soflypart.com","logo":{"@type":"ImageObject","@id":"https://www.soflypart.com/#logo","url":"https://www.soflypart.com/wp-content/uploads/2019/12/Sofly-logo.png","contentUrl":"https://www.soflypart.com/wp-content/uploads/2019/12/Sofly-logo.png","caption":"Soflypart","inLanguage":"en-US","width":"180","height":"62"},"openingHours":["Mo,Tu,We,Th,Fr,Sa,Su 09:00-17:00"],"image":{"@id":"https://www.soflypart.com/#logo"}},{"@type":"WebSite","@id":"https://www.soflypart.com/#website","url":"https://www.soflypart.com","name":"Soflypart","publisher":{"@id":"https://www.soflypart.com/#organization"},"inLanguage":"en-US"},{"@type":"ImageObject","@id":"https://www.soflypart.com/wp-content/uploads/2019/05/1M02C.jpg","url":"https://www.soflypart.com/wp-content/uploads/2019/05/1M02C.jpg","width":"580","height":"580","caption":"MIYOTA/CITIZEN 1M02 Circuit Block","inLanguage":"en-US"},{"@type":"BreadcrumbList","@id":"https://www.soflypart.com/product/miyota-citizen-1m02-movement-circuit-block/#breadcrumb","itemListElement":[{"@type":"ListItem","position":"1","item":{"@id":"https://www.soflypart.com","name":"Home"}},{"@type":"ListItem","position":"2","item":{"@id":"https://www.soflypart.com/product/miyota-citizen-1m02-movement-circuit-block/","name":"MIYOTA/CITIZEN 1M02 Circuit Block Electronic Module"}}]},{"@type":"WebPage","@id":"https://www.soflypart.com/product/miyota-citizen-1m02-movement-circuit-block/#webpage","url":"https://www.soflypart.com/product/miyota-citizen-1m02-movement-circuit-block/","name":"MIYOTA/CITIZEN 1M02 Circuit Block Electronic Module - Sofly","datePublished":"2019-05-15T08:37:25+08:00","dateModified":"2026-09-03T15:01:11+08:00","isPartOf":{"@id":"https://www.soflypart.com/#website"},"primaryImageOfPage":{"@id":"https://www.soflypart.com/wp-content/uploads/2019/05/1M02C.jpg"},"inLanguage":"en-US","breadcrumb":{"@id":"https://www.soflypart.com/product/miyota-citizen-1m02-movement-circuit-block/#breadcrumb"}},{"@type":"ProductGroup","name":"MIYOTA/CITIZEN 1M02 Circuit Block Electronic Module - Sofly","description":"Genuine MIYOTA 1M02 circuit module (279-467), Japan made. Core control for 10\u00bd ligne 3-hand day-date movement, fits 364 battery.","sku":"1103004","category":"Watch Parts > Watch Circuit & Coil","mainEntityOfPage":{"@id":"https://www.soflypart.com/product/miyota-citizen-1m02-movement-circuit-block/#webpage"},"image":[{"@type":"ImageObject","url":"https://www.soflypart.com/wp-content/uploads/2019/05/1M02C.jpg","height":"580","width":"580"},{"@type":"ImageObject","url":"https://www.soflypart.com/wp-content/uploads/2019/05/1M02CB.jpg","height":"580","width":"580"}],"url":"https://www.soflypart.com/product/miyota-citizen-1m02-movement-circuit-block/","productGroupID":"1103004","hasVariant":[{"@type":"Product","sku":"1103004","name":"MIYOTA/CITIZEN 1M02 Circuit Block Electronic Module - MIYOTA","description":"Product Description This is a\u00a0genuine MIYOTA circuit block electronic module (Part No. 279-467)\u00a0for the\u00a01M02 movement,\u00a0made in Japan, designed for the\u00a01M02 quartz caliber. It serves as the\u00a0core control component, generating precise quartz oscillation signals to drive the stepper motor for accurate timekeeping. This product is\u00a0brand new and original, intended for repairing movements that fail to run due to circuit failure. Specifications Part Number\uff1a279-467\u00a0(Circuit Module) Compatible Movement\uff1a1M02\u00a0quartz caliber (10\u00bd ligne) Origin\uff1aMade in Japan Quality\uff1aGenuine original, brand new Function\uff1aGenerates and processes time signals\u00a0for stepper motor FAQ 1. Is this circuit module an original MIYOTA genuine part? Yes. It is an\u00a0original MIYOTA factory part\u00a0(Part No.\u00a0279-467),\u00a0made in Japan, manufactured by Citizen's MIYOTA division.\u00a0 2. Which movements is this circuit module compatible with? It fits the\u00a0MIYOTA 1M02 quartz caliber\u00a0(10\u00bd ligne, 23.30\u00d722.60mm, 2.94mm height). The 1M02 is a\u00a03-hand day-date\u00a0movement (day/date at 3 o'clock), also compatible with\u00a01N12, 1L02, 1M12, 1L12\u00a0series calibers. 3. What are the symptoms of circuit module failure? The circuit module is the\u00a0core control component\u00a0(the \u201cbrain\u201d of the movement). Common symptoms include:\u00a0movement not running after battery replacement,\u00a0noticeable time gain/loss, or\u00a0intermittent stoppage. The 1M02 uses a\u00a0364 (SR621SW) battery\u2014circuit failure directly impacts timekeeping.\u00a0Timely replacement\u00a0is recommended. Why Choose SOFLY Watch Parts? Fast Worldwide Shipping\u00a0\u2013 Orders are dispatched within 3 business days. Competitive Pricing\u00a0\u2013 Great value across watch movements, replacement parts and watchmaking tools. Extensive Selection\u00a0\u2013 More than 3,000 watch movements, parts and accessories available. Trusted Worldwide\u00a0\u2013 Trusted by watchmakers, repair professionals and watch enthusiasts worldwide. Personalized Sourcing\u00a0\u2013 Can\u2019t find the part you need? Contact\u00a0info@soflypart.com\u00a0or WhatsApp\u00a0+86 18620212114.","image":"https://www.soflypart.com/wp-content/uploads/2019/05/1M02C-150x150.jpg","offers":{"@type":"Offer","description":"Product Description This is a\u00a0genuine MIYOTA circuit block electronic module (Part No. 279-467)\u00a0for the\u00a01M02 movement,\u00a0made in Japan, designed for the\u00a01M02 quartz caliber. It serves as the\u00a0core control component, generating precise quartz oscillation signals to drive the stepper motor for accurate timekeeping. This product is\u00a0brand new and original, intended for repairing movements that fail to run due to circuit failure. Specifications Part Number\uff1a279-467\u00a0(Circuit Module) Compatible Movement\uff1a1M02\u00a0quartz caliber (10\u00bd ligne) Origin\uff1aMade in Japan Quality\uff1aGenuine original, brand new Function\uff1aGenerates and processes time signals\u00a0for stepper motor FAQ 1. Is this circuit module an original MIYOTA genuine part? Yes. It is an\u00a0original MIYOTA factory part\u00a0(Part No.\u00a0279-467),\u00a0made in Japan, manufactured by Citizen's MIYOTA division.\u00a0 2. Which movements is this circuit module compatible with? It fits the\u00a0MIYOTA 1M02 quartz caliber\u00a0(10\u00bd ligne, 23.30\u00d722.60mm, 2.94mm height). The 1M02 is a\u00a03-hand day-date\u00a0movement (day/date at 3 o'clock), also compatible with\u00a01N12, 1L02, 1M12, 1L12\u00a0series calibers. 3. What are the symptoms of circuit module failure? The circuit module is the\u00a0core control component\u00a0(the \u201cbrain\u201d of the movement). Common symptoms include:\u00a0movement not running after battery replacement,\u00a0noticeable time gain/loss, or\u00a0intermittent stoppage. The 1M02 uses a\u00a0364 (SR621SW) battery\u2014circuit failure directly impacts timekeeping.\u00a0Timely replacement\u00a0is recommended. Why Choose SOFLY Watch Parts? Fast Worldwide Shipping\u00a0\u2013 Orders are dispatched within 3 business days. Competitive Pricing\u00a0\u2013 Great value across watch movements, replacement parts and watchmaking tools. Extensive Selection\u00a0\u2013 More than 3,000 watch movements, parts and accessories available. Trusted Worldwide\u00a0\u2013 Trusted by watchmakers, repair professionals and watch enthusiasts worldwide. Personalized Sourcing\u00a0\u2013 Can\u2019t find the part you need? Contact\u00a0info@soflypart.com\u00a0or WhatsApp\u00a0+86 18620212114.","price":"3.5","priceCurrency":"USD","availability":"http://schema.org/InStock","itemCondition":"NewCondition","priceValidUntil":"2027-12-31","url":"https://www.soflypart.com/product/miyota-citizen-1m02-movement-circuit-block/?attribute_pa_brand=miyota"}}],"@id":"https://www.soflypart.com/product/miyota-citizen-1m02-movement-circuit-block/#richSnippet"}]}
```