---
description: Genuine MIYOTA JS25 short coil block, made in Japan. For 12½ ligne chronograph movement, converts pulses to magnetic drive, fits 364 battery.
title: MIYOTA/CITIZEN JS25 Coil Block(Short) - Sofly
image: https://www.soflypart.com/wp-content/uploads/2019/05/JS25COSHORT.jpg
---
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- **MIYOTA/CITIZEN JS25 Coil Block(Short)**
[](https://www.soflypart.com/wp-content/uploads/2019/05/JS25COSHORT.jpg)
[](https://www.soflypart.com/wp-content/uploads/2019/05/JS25COSHORTB.jpg)
# MIYOTA/CITIZEN JS25 Coil Block(Short)
$2.50
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| Brand | Choose an option MIYOTA- 
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| --- | --- |
### Discount
| Quantity | Discount (%) | Price |
| --- | --- | --- |
| 1 - 4 | — | $2.50 |
| 5 - 9 | 5% | $2.38 |
| 10+ | 10% | $2.25 |
### Discount
| Quantity | Discount (%) | Price |
| --- | --- | --- |
| 1 - 4 | — | $2.50 |
| 5 - 9 | 5% | $2.38 |
| 10+ | 10% | $2.25 |
MIYOTA/CITIZEN JS25 Coil Block(Short) quantity
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## Product Description
This is a **genuine MIYOTA short coil block** for the **JS25 movement**, **made in Japan**, designed for the **JS25 quartz chronograph caliber**. It serves as the **core drive component** of the stepper motor, converting electrical pulses from the circuit board into magnetic force to drive the rotor and gear train, ensuring stable movement operation. When the original coil exhibits wear, damage, or functional issues, replacing it with this component effectively restores timekeeping function. This product is **brand new and original**, and installation requires professional handling by a **qualified watchmaker**.
## Specifications
- **Brand**：MIYOTA (by CITIZEN)
- **Compatible Movement**：**JS25** quartz chronograph caliber
- **Part Name**：**Short Coil Block**
- **Origin**：**Made in Japan**
- **Quality**：**Genuine original**, brand new
- **Function**：**Converts electrical pulses to magnetic force** to drive stepper motor
## FAQ
**1. Is this coil block an original MIYOTA genuine part?**
Yes. It is an **original MIYOTA factory part**, **made in Japan**.
**2. Which movements is this coil block compatible with?**
It fits the **MIYOTA JS25 quartz chronograph movement**. This is a **multi-function chronograph movement** featuring **24-hour at 3H, small seconds at 6H, 30-minute totalizer at 9H**, and **date at 4:30**.
**3. What are the symptoms of coil damage?**
The coil block is the **core drive component** of the stepper motor. Common symptoms include: **movement not running after battery replacement**, **noticeable time gain/loss**, or **intermittent stoppage**. Common causes include open circuits, short circuits, or physical damage. **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.**
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It serves as the\u00a0core drive component\u00a0of the stepper motor, converting electrical pulses from the circuit board into magnetic force to drive the rotor and gear train, ensuring stable movement operation. When the original coil exhibits wear, damage, or functional issues, replacing it with this component effectively restores timekeeping function. This product is\u00a0brand new and original, and installation requires professional handling by a\u00a0qualified watchmaker. Specifications Brand\uff1aMIYOTA (by CITIZEN) Compatible Movement\uff1aJS25\u00a0quartz chronograph caliber Part Name\uff1aShort Coil Block Origin\uff1aMade in Japan Quality\uff1aGenuine original, brand new Function\uff1aConverts electrical pulses to magnetic force\u00a0to drive stepper motor FAQ 1. Is this coil block an original MIYOTA genuine part? Yes. It is an\u00a0original MIYOTA factory part,\u00a0made in Japan.\u00a0 2. Which movements is this coil block compatible with? 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