---
description: Genuine TMI/Seiko VJ21 minute wheel for quartz movement. Motion work component restores minute hand function. Japanese quality.
title: TMI/Hattori SEIKO VJ21 Movement Minute Wheel - Sofly
image: https://www.soflypart.com/wp-content/uploads/2019/05/VJ21C.jpg
---
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- **TMI/Hattori SEIKO VJ21 Movement Minute Wheel**
[](https://www.soflypart.com/wp-content/uploads/2019/05/VJ21C.jpg)
# TMI/Hattori SEIKO VJ21 Movement Minute Wheel
$1.00
You Saved
| Brand | Choose an option TMI- 
Clear |
| --- | --- |
### Discount
| Quantity | Discount (%) | Price |
| --- | --- | --- |
| 1 - 2 | — | $1.00 |
| 3 - 4 | 5% | $0.95 |
| 5 - 9 | 7% | $0.93 |
| 10 - 14 | 10% | $0.90 |
| 15+ | 15% | $0.85 |
### Discount
| Quantity | Discount (%) | Price |
| --- | --- | --- |
| 1 - 2 | — | $1.00 |
| 3 - 4 | 5% | $0.95 |
| 5 - 9 | 7% | $0.93 |
| 10 - 14 | 10% | $0.90 |
| 15+ | 15% | $0.85 |
TMI/Hattori SEIKO VJ21 Movement Minute Wheel quantity
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## Product Description
The **TMI/Seiko VJ21 Movement Minute Wheel** is a genuine Japanese-made component for the VJ21 quartz watch movement . The VJ21 is a compact 6¾ x 8 ligne movement (approx. 15.30 x 17.80 mm) with a slim 2.28 mm height, widely used in fashion and everyday quartz watches . As part of the motion work, the minute wheel drives the **minute hand** for accurate time display, working in conjunction with the hour wheel and cannon pinion .
## Features & Function
- **Genuine TMI/Seiko part** – authentic Japanese-made component for the VJ21 movement
- **Motion work component** – drives the minute hand for accurate timekeeping
- **Compact design** – designed for slim 2.28mm quartz movements
- **Essential for service** – commonly replaced when minute hand operation becomes irregular
## Specifications
- **Compatible Movement**: TMI/Seiko VJ21, VJ21B
- **Movement Size**: 6¾ x 8 ligne (approx. 15.30 x 17.80 mm)
- **Movement Height**: 2.28 mm
- **Hand Sizes**: Minute: 0.70mm / Hour: 1.20mm / Seconds: 0.17mm
- **Hour Wheel Height**: 0.80mm
- **Battery**: 364 / SR621SW
- **Hacking**: Yes
- **Origin**: Japan
## Applications
- **Service and repair** – replacing worn or damaged minute wheels in VJ21 movements
- **Motion work restoration** – ensuring smooth and accurate hand alignment
- Suitable for **professional watchmakers** and **experienced repair technicians**
## FAQs
**1. Is this a genuine TMI/Seiko part?**
Yes, this is a **genuine Seiko (TMI) factory part** made in Japan. The VJ21 is a quartz movement manufactured by Seiko Instruments Inc. (SII) and distributed by Time Module Inc. (TMI) .
**2. Which movements is this minute wheel compatible with?**
This minute wheel is compatible with the **TMI/Seiko VJ21 and VJ21B** movements. The VJ21 is a 6¾ x 8 ligne quartz caliber with 3 hands and no date function .
**3. What are the signs that the minute wheel needs replacement?**
Common signs include **minute hand not advancing correctly**, **jerky hand movement**, or **visible wear/damage** during inspection. A qualified watchmaker can diagnose these issues.
## Why Choose SOFLY Watch Parts?
- Fast worldwide shipping within 3 business days.
- Competitive pricing on Seiko/Hattori calibers.
- 3,000+ watch movements and parts in stock.
- Trusted by watchmakers worldwide.
- Personalized sourcing support via **info@soflypart.com** or WhatsApp **+86 18620212114**.
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Features & Function Genuine TMI/Seiko part\u00a0\u2013 authentic Japanese-made component for the VJ21 movement Motion work component\u00a0\u2013 drives the minute hand for accurate timekeeping Compact design\u00a0\u2013 designed for slim 2.28mm quartz movements Essential for service\u00a0\u2013 commonly replaced when minute hand operation becomes irregular Specifications Compatible Movement: TMI/Seiko VJ21, VJ21B Movement Size: 6\u00be\u202fx\u202f8 ligne (approx. 15.30\u202fx\u202f17.80\u202fmm) Movement Height: 2.28\u202fmm Hand Sizes: Minute: 0.70mm / Hour: 1.20mm / Seconds: 0.17mm Hour Wheel Height: 0.80mm Battery: 364 / SR621SW Hacking: Yes Origin: Japan Applications Service and repair\u00a0\u2013 replacing worn or damaged minute wheels in VJ21 movements Motion work restoration\u00a0\u2013 ensuring smooth and accurate hand alignment Suitable for\u00a0professional watchmakers\u00a0and\u00a0experienced repair technicians FAQs 1. Is this a genuine TMI/Seiko part? 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Personalized sourcing support via\u00a0info@soflypart.com\u00a0or WhatsApp\u00a0+86 18620212114.","image":"https://www.soflypart.com/wp-content/uploads/2019/05/VJ21C-150x150.jpg","offers":{"@type":"Offer","description":"Product Description The\u00a0TMI/Seiko VJ21 Movement Minute Wheel\u00a0is a genuine Japanese-made component for the VJ21 quartz watch movement\u00a0. The VJ21 is a compact 6\u00be\u202fx\u202f8 ligne movement (approx. 15.30\u202fx\u202f17.80\u202fmm) with a slim 2.28\u202fmm height, widely used in fashion and everyday quartz watches\u00a0. As part of the motion work, the minute wheel drives the\u00a0minute hand\u00a0for accurate time display, working in conjunction with the hour wheel and cannon pinion\u00a0. 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Yes, this is a\u00a0genuine Seiko (TMI) factory part\u00a0made in Japan. The VJ21 is a quartz movement manufactured by Seiko Instruments Inc. (SII) and distributed by Time Module Inc. (TMI)\u00a0. 2. Which movements is this minute wheel compatible with? This minute wheel is compatible with the\u00a0TMI/Seiko VJ21 and VJ21B\u00a0movements. The VJ21 is a 6\u00be\u202fx\u202f8 ligne quartz caliber with 3 hands and no date function\u00a0. 3. What are the signs that the minute wheel needs replacement? Common signs include\u00a0minute hand not advancing correctly,\u00a0jerky hand movement, or\u00a0visible wear/damage\u00a0during inspection. A qualified watchmaker can diagnose these issues. Why Choose SOFLY Watch Parts? Fast worldwide shipping within 3 business days. Competitive pricing on Seiko/Hattori calibers. 3,000+ watch movements and parts in stock. Trusted by watchmakers worldwide. 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