---
description: Genuine Ronda 4060 coil block, Swiss made. For 751/753 (5½×6¾ ligne) and 762/763 (6¾×8 ligne), resistance 1.425-1.575kΩ.
title: Ronda 762/763/751/753 Coil Block - Sofly
image: https://www.soflypart.com/wp-content/uploads/2019/05/762CO.jpg
---
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- **Ronda 762/763/751/753 Coil Block**
[](https://www.soflypart.com/wp-content/uploads/2019/05/762CO.jpg)
[](https://www.soflypart.com/wp-content/uploads/2019/05/762COB.jpg)
# Ronda 762/763/751/753 Coil Block
$3.00
You Saved
| Brand | Choose an option Ronda- 
Clear |
| --- | --- |
### Discount
| Quantity | Discount (%) | Price |
| --- | --- | --- |
| 1 - 4 | — | $3.00 |
| 5 - 9 | 5% | $2.85 |
| 10+ | 10% | $2.70 |
### Discount
| Quantity | Discount (%) | Price |
| --- | --- | --- |
| 1 - 4 | — | $3.00 |
| 5 - 9 | 5% | $2.85 |
| 10+ | 10% | $2.70 |
Ronda 762/763/751/753 Coil Block quantity
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## Product Description
This is a **genuine Ronda coil block** for **762/763/751/753 movements**, a **Swiss-made** component for Ronda Normtech quartz calibers. It serves as the **core electromagnetic component** of the stepper motor, converting electrical pulses into magnetic energy to drive the gear train and precisely control seconds hand stepping for accurate timekeeping. This product is **brand new and original**, designed for movements where the original coil has failed due to moisture, battery leakage, or open/short circuits.
## Specifications
- **Brand**：Ronda (Swiss)
- **Part Number**：**4060** / **3621.014**
- **Compatible Movements**：**762, 763, 751, 753** Normtech series quartz calibers
- **Origin**：**Swiss Made** / **Swiss Parts**
- **Quality**：**Genuine original**, brand new
- **Function**：**Converts electrical pulses to magnetic energy** for stepper motor
- **Coil Resistance**：**1.425–1.575 kΩ**
- **Accuracy**：**-10/+20 seconds/month**
## FAQ
**1. Is this coil block an original Ronda genuine part?**
**Yes**. It is an **original Ronda factory part** (Part No. **4060 / 3621.014**), compatible with Ronda 751/753/762/763 movements.
**2. Are the 751/753 and 762/763 coils interchangeable?**
**Yes**. According to Ronda official technical data, this coil block (4060) fits **751, 751E, 752, 753, 762, and 763** movements. All four calibers belong to the **Normtech product line**—the coil is fully interchangeable.
**3. How do I check if the coil is faulty?**
Use a multimeter to measure resistance across the two coil contacts. Normal reading: **1.425–1.575 kΩ**. An “OL” reading (open circuit) or very low resistance indicates a faulty coil. Ronda technical data specifies measuring **without the battery installed**.
## 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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It serves as the\u00a0core electromagnetic component\u00a0of the stepper motor, converting electrical pulses into magnetic energy to drive the gear train and precisely control seconds hand stepping for accurate timekeeping. This product is\u00a0brand new and original, designed for movements where the original coil has failed due to moisture, battery leakage, or open/short circuits. Specifications Brand\uff1aRonda (Swiss) Part Number\uff1a4060\u00a0/\u00a03621.014 Compatible Movements\uff1a762, 763, 751, 753\u00a0Normtech series quartz calibers Origin\uff1aSwiss Made\u00a0/\u00a0Swiss Parts Quality\uff1aGenuine original, brand new Function\uff1aConverts electrical pulses to magnetic energy\u00a0for stepper motor Coil Resistance\uff1a1.425\u20131.575 k\u03a9 Accuracy\uff1a-10/+20 seconds/month FAQ 1. Is this coil block an original Ronda genuine part? Yes. 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This product is\u00a0brand new and original, designed for movements where the original coil has failed due to moisture, battery leakage, or open/short circuits. Specifications Brand\uff1aRonda (Swiss) Part Number\uff1a4060\u00a0/\u00a03621.014 Compatible Movements\uff1a762, 763, 751, 753\u00a0Normtech series quartz calibers Origin\uff1aSwiss Made\u00a0/\u00a0Swiss Parts Quality\uff1aGenuine original, brand new Function\uff1aConverts electrical pulses to magnetic energy\u00a0for stepper motor Coil Resistance\uff1a1.425\u20131.575 k\u03a9 Accuracy\uff1a-10/+20 seconds/month FAQ 1. Is this coil block an original Ronda genuine part? Yes. It is an\u00a0original Ronda factory part\u00a0(Part No.\u00a04060 / 3621.014), compatible with Ronda 751/753/762/763 movements.\u00a0 2. Are the 751/753 and 762/763 coils interchangeable? Yes. According to Ronda official technical data, this coil block (4060) fits\u00a0751, 751E, 752, 753, 762, and 763\u00a0movements. 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