---
description: Genuine Hattori YM91 quartz chronograph movement, Japan made, 12 ligne, 3.70mm height, 1/5 sec chrono, SR927SW battery, approx. 5-yr life, stem included.
title: Hattori YM91 Quartz Movement - Sofly
image: https://www.soflypart.com/wp-content/uploads/2019/05/DSC07979.jpg
---
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- **Hattori YM91 Quartz Movement**
[](https://www.soflypart.com/wp-content/uploads/2019/05/DSC07979.jpg)
[](https://www.soflypart.com/wp-content/uploads/2019/05/DSC07980.jpg)
# Hattori YM91 Quartz Movement
$17.00
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| Brand | Choose an option SEIKO- 
Clear |
| --- | --- |
### Discount
| Quantity | Discount (%) | Price |
| --- | --- | --- |
| 1 - 2 | — | $17.00 |
| 3 - 4 | 5% | $16.15 |
| 5 - 9 | 7% | $15.81 |
| 10+ | 10% | $15.30 |
### Discount
| Quantity | Discount (%) | Price |
| --- | --- | --- |
| 1 - 2 | — | $17.00 |
| 3 - 4 | 5% | $16.15 |
| 5 - 9 | 7% | $15.81 |
| 10+ | 10% | $15.30 |
Hattori YM91 Quartz Movement quantity
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## Product Description
This is a **genuine Hattori YM91 quartz chronograph movement**, **made in Japan**, measuring **12 ligne (27.60mm)** with **3.70mm** height. It features **1/5 second chronograph precision** with approximately **5 years** of battery life using an **SR927SW battery**. This product is **brand new and genuine**, supplied in **SOFLY packaging**, with **winding stem included, battery NOT included**.
## Specifications
- **Brand**：Hattori (by Seiko Time Corp./S. Epson)
- **Model**：**YM91**
- **Origin**：**Made in Japan**
- **Movement Size**：**12 ligne** (27.60mm)
- **Movement Height**：**3.70mm**
- **Chronograph Precision**：**1/5 second**
- **Battery**：**SR927SW**
- **Battery Life**：Approx. **5 years**
- **Packaging**：**SOFLY packaging**
- **Included**：**Winding stem included** / **Battery NOT included**
- **Quality**：**Genuine original**, brand new
## FAQ
**1. Is this movement an original Hattori genuine part?**
**Yes**. It is an **original Hattori factory movement**, **made in Japan**, manufactured by S. Epson Corp., a Seiko Group company.
**2. What is the chronograph precision of this movement?**
The YM91 features **1/5 second chronograph precision**, classifying it as a **standard quartz chronograph**. The movement height is **3.70mm**, suitable for **medium-thickness case designs**.
**3. Does this movement come with installation tools or instructions?**
**No**. This is a precision component. Installation involves dial, hand, and case assembly—**requiring professional tools**. Work should be performed by a **qualified watchmaker**.
## 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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