---
description: Genuine Ronda 785 winding stem (3000.131), Swiss made, Tap 0.9mm, 17mm, fits 785/705/715/775 series, requires cutting to case length.
title: Ronda 785 Winding Stem - Sofly
image: https://www.soflypart.com/wp-content/uploads/2019/05/785.jpg
---
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- **Ronda 785 Winding Stem**
[](https://www.soflypart.com/wp-content/uploads/2019/05/785.jpg)
# Ronda 785 Winding Stem
$0.60
You Saved
| Brand | Choose an option Ronda- 
Clear |
| --- | --- |
### Discount
| Quantity | Discount (%) | Price |
| --- | --- | --- |
| 1 - 2 | — | $0.60 |
| 3 - 4 | 5% | $0.57 |
| 5 - 9 | 7% | $0.56 |
| 10 - 14 | 10% | $0.54 |
| 15+ | 15% | $0.51 |
### Discount
| Quantity | Discount (%) | Price |
| --- | --- | --- |
| 1 - 2 | — | $0.60 |
| 3 - 4 | 5% | $0.57 |
| 5 - 9 | 7% | $0.56 |
| 10 - 14 | 10% | $0.54 |
| 15+ | 15% | $0.51 |
Ronda 785 Winding Stem quantity
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## Product Description
This is a **genuine Ronda winding stem** for **785 movements**, **Swiss made**, compatible with **Ronda 785** and **705, 715, 775** series calibers. It serves as the **critical mechanical component connecting the crown to the keyless works** for **time setting and manual winding functions**. Featuring **Tap 0.9mm** specification and **17mm** length. This product is **brand new and original**, and typically requires cutting to case length during installation.
## Specifications
- **Part Number**：**3000.131** / **401-1233**
- **Compatible Movements**：**Ronda 785, 705, 715, 775**（and 70x, 77x, 78x series）
- **Origin**：**Swiss Made**
- **Quality**：**Genuine original**, brand new
- **Thread Spec**：**Tap 0.9mm**
- **Length**：**17mm**
## FAQ
**1. Is this winding stem an original Ronda genuine part?**
**Yes**. It is an **original Ronda factory part** from Switzerland.
**2. Which movements is this stem compatible with?**
It fits **Ronda 785, 705, 715, 775** and **70x, 77x, 78x** series calibers. The Ronda 785 is an **8¾ ligne** (approx. 19.40mm) quartz movement.
**3. Does the stem need to be cut during installation?**
The stem has a length of **17mm** and **must be cut to fit the specific case length** before attaching the crown. This 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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