---
description: Genuine Omega setting lever jumper for Caliber 9300, part 7229300A51090. Swiss-made OEM spring for keyless works. Restores crisp crown position feel.
title: Omega Caliber 9300 Setting Lever Jumper 7229300A51090 - Sofly
image: https://www.soflypart.com/wp-content/uploads/2024/08/Omega-9300-setting-lever-jumper.jpg
---
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- **Omega Caliber 9300 Setting Lever Jumper 7229300A51090**
[](https://www.soflypart.com/wp-content/uploads/2024/08/Omega-9300-setting-lever-jumper.jpg)
[](https://www.soflypart.com/wp-content/uploads/2024/08/Omega-9300-setting-lever-jumper-A.jpg)
# Omega Caliber 9300 Setting Lever Jumper 7229300A51090
$95.00
You Saved
| Brand | Choose an option Omega- 
Clear |
| --- | --- |
### Discount
| Quantity | Discount (%) | Price |
| --- | --- | --- |
| 1 - 2 | — | $95.00 |
| 3 - 4 | 5% | $90.25 |
| 5 - 9 | 7% | $88.35 |
| 10 - 14 | 10% | $85.50 |
| 15+ | 15% | $80.75 |
### Discount
| Quantity | Discount (%) | Price |
| --- | --- | --- |
| 1 - 2 | — | $95.00 |
| 3 - 4 | 5% | $90.25 |
| 5 - 9 | 7% | $88.35 |
| 10 - 14 | 10% | $85.50 |
| 15+ | 15% | $80.75 |
Omega Caliber 9300 Setting Lever Jumper 7229300A51090 quantity
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- Covers 99% of Repair Needs
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## Product Description
This is a genuine Omega setting lever jumper for Caliber 9300 automatic chronograph movement, part number 7229300A51090, Swiss‑made. This spring is a critical component of the keyless works, working with the setting lever to provide precise detent positioning and spring feedback for crown mode switching, ensuring accurate and stable operation of winding, time setting, and quick‑set date functions. When the original jumper becomes fatigued, deformed, or broken, causing vague crown positions, replacing it with this genuine part is the ideal solution to restore proper keyless feel.
## Key Features
- **Genuine Omega Part** – Swiss factory‑original for Caliber 9300, not a copy.
- **Keyless Works Core** – Works with the setting lever to provide crisp detent force for crown position switching.
- **Precision Spring Design** – Ensures clear, stable detent feel and prevents accidental mode slip.
- **Essential for Service** – Replace when crown positions feel vague, lack resistance, or fail to lock properly.
- **Compatible Movement** – Designed for Omega Caliber 9300, 9301, 9303, and other 9300 series automatic chronographs.
## Specifications
| Parameter | Details |
| --- | --- |
| Part Name | Setting Lever Jumper |
| Part Number | Omega 7229300A51090 |
| Compatible Movements | Omega Caliber 9300, 9301, 9303 (9300 series automatic chronograph) |
| Function | Provides detent force and resistance for crown position switching |
| Material | Spring steel |
| Origin | Switzerland |
| Condition | Brand new, genuine |
## Applications
- Omega Caliber 9300 series automatic chronograph movements (found in Speedmaster 9300, Seamaster 300 chronograph, Planet Ocean chronograph, etc.).
- Repair of vague crown positions, lack of spring resistance when pulling, or failure to lock in position.
- Replacement of aged, deformed, or broken setting lever jumpers during movement service.
## Frequently Asked Questions
**1. Is this a genuine Omega setting lever jumper?**
Yes. It is a Swiss factory‑original part (7229300A51090) for 9300 series calibers, not a copy.
**2. What are the symptoms of a damaged setting lever jumper?**
Typical symptoms: when pulling the crown to set the time, there is no distinct detent feel; the crown may slip back or fail to stay in the setting position; vague or spring‑less feel when switching between winding and setting modes.
**3. What should I pay attention to during installation?**
The jumper is tiny. Use fine tweezers to place it correctly into the setting lever groove, ensuring the spring leg engages the locating hole and the spring arm contacts the lever properly. After installation, manually test the crown positions for clear, smooth switching. Professional installation is strongly recommended.
**4. Does this jumper fit all 9300 series variants (e.g., 9301, 9303)?**
Yes. The keyless works are identical across the 9300 family; the jumper is fully interchangeable.
## 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 spring is a critical component of the keyless works, working with the setting lever to provide precise detent positioning and spring feedback for crown mode switching, ensuring accurate and stable operation of winding, time setting, and quick\u2011set date functions. When the original jumper becomes fatigued, deformed, or broken, causing vague crown positions, replacing it with this genuine part is the ideal solution to restore proper keyless feel. Key Features Genuine Omega Part\u00a0\u2013 Swiss factory\u2011original for Caliber 9300, not a copy. Keyless Works Core\u00a0\u2013 Works with the setting lever to provide crisp detent force for crown position switching. Precision Spring Design\u00a0\u2013 Ensures clear, stable detent feel and prevents accidental mode slip. Essential for Service\u00a0\u2013 Replace when crown positions feel vague, lack resistance, or fail to lock properly. Compatible Movement\u00a0\u2013 Designed for Omega Caliber 9300, 9301, 9303, and other 9300 series automatic chronographs. Specifications Parameter Details Part Name Setting Lever Jumper Part Number Omega 7229300A51090 Compatible Movements Omega Caliber 9300, 9301, 9303 (9300 series automatic chronograph) Function Provides detent force and resistance for crown position switching Material Spring steel Origin Switzerland Condition Brand new, genuine Applications Omega Caliber 9300 series automatic chronograph movements (found in Speedmaster 9300, Seamaster 300 chronograph, Planet Ocean chronograph, etc.). Repair of vague crown positions, lack of spring resistance when pulling, or failure to lock in position. Replacement of aged, deformed, or broken setting lever jumpers during movement service. Frequently Asked Questions 1. Is this a genuine Omega setting lever jumper? Yes. It is a Swiss factory\u2011original part (7229300A51090) for 9300 series calibers, not a copy. 2. What are the symptoms of a damaged setting lever jumper? Typical symptoms: when pulling the crown to set the time, there is no distinct detent feel; the crown may slip back or fail to stay in the setting position; vague or spring\u2011less feel when switching between winding and setting modes. 3. What should I pay attention to during installation? The jumper is tiny. Use fine tweezers to place it correctly into the setting lever groove, ensuring the spring leg engages the locating hole and the spring arm contacts the lever properly. After installation, manually test the crown positions for clear, smooth switching. Professional installation is strongly recommended. 4. Does this jumper fit all 9300 series variants (e.g., 9301, 9303)? Yes. The keyless works are identical across the 9300 family; the jumper is fully interchangeable. 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\u00a0info@soflypart.com\u00a0or WhatsApp\u00a0+86 18620212114.","image":"https://www.soflypart.com/wp-content/uploads/2024/08/Omega-9300-setting-lever-jumper-150x150.jpg","offers":{"@type":"Offer","description":"Product Description This is a genuine Omega setting lever jumper for Caliber 9300 automatic chronograph movement, part number 7229300A51090, Swiss\u2011made. This spring is a critical component of the keyless works, working with the setting lever to provide precise detent positioning and spring feedback for crown mode switching, ensuring accurate and stable operation of winding, time setting, and quick\u2011set date functions. When the original jumper becomes fatigued, deformed, or broken, causing vague crown positions, replacing it with this genuine part is the ideal solution to restore proper keyless feel. Key Features Genuine Omega Part\u00a0\u2013 Swiss factory\u2011original for Caliber 9300, not a copy. Keyless Works Core\u00a0\u2013 Works with the setting lever to provide crisp detent force for crown position switching. Precision Spring Design\u00a0\u2013 Ensures clear, stable detent feel and prevents accidental mode slip. Essential for Service\u00a0\u2013 Replace when crown positions feel vague, lack resistance, or fail to lock properly. Compatible Movement\u00a0\u2013 Designed for Omega Caliber 9300, 9301, 9303, and other 9300 series automatic chronographs. Specifications Parameter Details Part Name Setting Lever Jumper Part Number Omega 7229300A51090 Compatible Movements Omega Caliber 9300, 9301, 9303 (9300 series automatic chronograph) Function Provides detent force and resistance for crown position switching Material Spring steel Origin Switzerland Condition Brand new, genuine Applications Omega Caliber 9300 series automatic chronograph movements (found in Speedmaster 9300, Seamaster 300 chronograph, Planet Ocean chronograph, etc.). Repair of vague crown positions, lack of spring resistance when pulling, or failure to lock in position. Replacement of aged, deformed, or broken setting lever jumpers during movement service. Frequently Asked Questions 1. Is this a genuine Omega setting lever jumper? Yes. It is a Swiss factory\u2011original part (7229300A51090) for 9300 series calibers, not a copy. 2. What are the symptoms of a damaged setting lever jumper? Typical symptoms: when pulling the crown to set the time, there is no distinct detent feel; the crown may slip back or fail to stay in the setting position; vague or spring\u2011less feel when switching between winding and setting modes. 3. What should I pay attention to during installation? The jumper is tiny. Use fine tweezers to place it correctly into the setting lever groove, ensuring the spring leg engages the locating hole and the spring arm contacts the lever properly. After installation, manually test the crown positions for clear, smooth switching. Professional installation is strongly recommended. 4. Does this jumper fit all 9300 series variants (e.g., 9301, 9303)? Yes. The keyless works are identical across the 9300 family; the jumper is fully interchangeable. 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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