---
description: Genuine Omega 8520 minute wheel 7228520A31041 for Caliber 8520. Swiss original motion work part for precise hand setting.
title: Omega 8520 Movement Minute Wheel 7228520A31041 - Sofly
image: https://www.soflypart.com/wp-content/uploads/2019/06/8520A31041.jpg
---
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- **Omega 8520 Movement Minute Wheel 7228520A31041**
[](https://www.soflypart.com/wp-content/uploads/2019/06/8520A31041.jpg)
[](https://www.soflypart.com/wp-content/uploads/2019/06/8520A31041B.jpg)
# Omega 8520 Movement Minute Wheel 7228520A31041
$70.00
You Saved
| Brand | Choose an option Omega- 
Clear |
| --- | --- |
### Discount
| Quantity | Discount (%) | Price |
| --- | --- | --- |
| 1 - 2 | — | $70.00 |
| 3 - 4 | 5% | $66.50 |
| 5+ | 7% | $65.10 |
### Discount
| Quantity | Discount (%) | Price |
| --- | --- | --- |
| 1 - 2 | — | $70.00 |
| 3 - 4 | 5% | $66.50 |
| 5+ | 7% | $65.10 |
Omega 8520 Movement Minute Wheel 7228520A31041 quantity
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## Product Description
The **Omega 8520 Movement Minute Wheel (7228520A31041)** is a genuine Swiss-made component for the **Omega Caliber 8520** automatic movement. This critical torque-transmitting component is positioned between the intermediate wheel and the hour wheel in the motion work. When the crown is pulled to the hand‑setting position, the minute wheel transmits torque to the hour wheel, allowing precise positioning of the hour hand.
## Features & Function
- **Genuine Omega part** – authentic Swiss-made component for Caliber 8520
- **Motion work component** – transmits torque from intermediate wheel to hour wheel
- **Precise hand positioning** – enables accurate hour hand alignment during time-setting
- **Direct replacement** – replaces worn or damaged minute wheels with worn teeth, broken pivots, or enlarged centre bores
## Specifications
- **Part Number**: 7228520A31041
- **Compatible Movement**: Omega Caliber 8520 (Co‑Axial automatic)
- **Movement Diameter**: 28.1 mm (12½”’)
- **Movement Height**: 5.0 mm
- **Jewels**: 28
- **Frequency**: 25,200 vph (3.5 Hz)
- **Power Reserve**: 50 hours
- **Origin**: Switzerland (Omega factory part)
- **Condition**: Brand new
## Applications
- **Service and overhaul** of Omega Caliber 8520 movements
- **Motion work repair** – replacing worn or damaged minute wheels
- **Addressing hand-setting issues** – resolving free play, hand recoil, or loss of synchronisation
- **Restoration** of Seamaster Aqua Terra, De Ville, and other 8520-powered models
- Suitable for **professional watchmakers** and **authorized service centers**
## FAQs
**1. Is this a genuine Omega part?**
Yes, this is a **genuine Omega factory part** (reference 7228520A31041), manufactured in Switzerland. It is not an aftermarket or generic component.
**2. Which movement is this minute wheel compatible with?**
This minute wheel is specifically designed for the **Omega Caliber 8520** automatic movement. Please verify your movement caliber before ordering.
**3. What is the function of the minute wheel?**
The minute wheel is part of the **motion work** that transmits torque from the intermediate wheel to the hour wheel, enabling precise hour hand positioning during hand‑setting.
## 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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This critical torque-transmitting component is positioned between the intermediate wheel and the hour wheel in the motion work. When the crown is pulled to the hand\u2011setting position, the minute wheel transmits torque to the hour wheel, allowing precise positioning of the hour hand. Features & Function Genuine Omega part\u00a0\u2013 authentic Swiss-made component for Caliber 8520 Motion work component\u00a0\u2013 transmits torque from intermediate wheel to hour wheel Precise hand positioning\u00a0\u2013 enables accurate hour hand alignment during time-setting Direct replacement\u00a0\u2013 replaces worn or damaged minute wheels with worn teeth, broken pivots, or enlarged centre bores Specifications Part Number: 7228520A31041 Compatible Movement: Omega Caliber 8520 (Co\u2011Axial automatic) Movement Diameter: 28.1 mm (12\u00bd''') Movement Height: 5.0 mm Jewels: 28 Frequency: 25,200 vph (3.5 Hz) Power Reserve: 50 hours Origin: Switzerland (Omega factory part) Condition: Brand new Applications Service and overhaul\u00a0of Omega Caliber 8520 movements Motion work repair\u00a0\u2013 replacing worn or damaged minute wheels Addressing hand-setting issues\u00a0\u2013 resolving free play, hand recoil, or loss of synchronisation Restoration\u00a0of Seamaster Aqua Terra, De Ville, and other 8520-powered models Suitable for\u00a0professional watchmakers\u00a0and\u00a0authorized service centers FAQs 1. 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Personalized sourcing support via\u00a0info@soflypart.com\u00a0or WhatsApp\u00a0+86 18620212114.","image":"https://www.soflypart.com/wp-content/uploads/2019/06/8520A31041-150x150.jpg","offers":{"@type":"Offer","description":"Product Description The\u00a0Omega 8520 Movement Minute Wheel (7228520A31041)\u00a0is a genuine Swiss-made component for the\u00a0Omega Caliber 8520\u00a0automatic movement. This critical torque-transmitting component is positioned between the intermediate wheel and the hour wheel in the motion work. When the crown is pulled to the hand\u2011setting position, the minute wheel transmits torque to the hour wheel, allowing precise positioning of the hour hand. Features & Function Genuine Omega part\u00a0\u2013 authentic Swiss-made component for Caliber 8520 Motion work component\u00a0\u2013 transmits torque from intermediate wheel to hour wheel Precise hand positioning\u00a0\u2013 enables accurate hour hand alignment during time-setting Direct replacement\u00a0\u2013 replaces worn or damaged minute wheels with worn teeth, broken pivots, or enlarged centre bores Specifications Part Number: 7228520A31041 Compatible Movement: Omega Caliber 8520 (Co\u2011Axial automatic) Movement Diameter: 28.1 mm (12\u00bd''') Movement Height: 5.0 mm Jewels: 28 Frequency: 25,200 vph (3.5 Hz) Power Reserve: 50 hours Origin: Switzerland (Omega factory part) Condition: Brand new Applications Service and overhaul\u00a0of Omega Caliber 8520 movements Motion work repair\u00a0\u2013 replacing worn or damaged minute wheels Addressing hand-setting issues\u00a0\u2013 resolving free play, hand recoil, or loss of synchronisation Restoration\u00a0of Seamaster Aqua Terra, De Ville, and other 8520-powered models Suitable for\u00a0professional watchmakers\u00a0and\u00a0authorized service centers FAQs 1. 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