---
description: "Genuine Seiko NH35-NH39 click #0381004 for automatic winding. Replaces worn locking component, restores unidirectional rotor movement. Japanese quality."
title: "SEIKO (SII) NH35/NH36/NH37/NH38/NH39 Click #0381004 - Sofly"
image: https://www.soflypart.com/wp-content/uploads/2019/05/NH36ZNG.jpg
---
[Skip to content](#content)
- [Home](https://www.soflypart.com)
-
- [Products](https://www.soflypart.com/shop/)
-
- [Watch Movement Parts](https://www.soflypart.com/product-category/watch-parts/movement-parts/)
-
- [Watch Parts](https://www.soflypart.com/product-category/watch-parts/)
-
- **SEIKO (SII) NH35/NH36/NH37/NH38/NH39 Click #0381004**
[](https://www.soflypart.com/wp-content/uploads/2019/05/NH36ZNG.jpg)
# SEIKO (SII) NH35/NH36/NH37/NH38/NH39 Click #0381004
$1.00
You Saved
| Brand | Choose an option SEIKO- 
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 |
SEIKO (SII) NH35/NH36/NH37/NH38/NH39 Click #0381004 quantity
Add to cart
x
[Checkout](https://www.soflypart.com/checkout/)
- Covers 99% of Repair Needs
- Wholesale Discounts
- Fast Global Shipping
- 24/7 Customer Support
## Product Description
The **SEIKO (SII) NH35/NH36/NH37/NH38/NH39 Click (#0381004)** is a genuine Japanese-made component for the popular NH series automatic movements. The click is a critical component of the movement’s automatic winding system, located under the rotor, responsible for locking the gear during rotor rotation to ensure unidirectional movement and prevent reverse rotation. This brand new original part is essential for watchmakers restoring proper automatic winding function when the original click becomes worn or damaged.
## Features & Function
- **Genuine Seiko/SII part** – authentic Japanese-made component for NH35, NH36, NH37, NH38, and NH39 movements
- **Automatic winding system component** – locks the gear during rotor rotation to ensure unidirectional movement
- **Prevents reverse rotation** – ensures stable power transmission during automatic winding
- **Direct replacement** – drop-in replacement for worn or damaged clicks
## Specifications
- **Part Number**: 0381004
- **Compatible Movements**: Seiko NH35, NH36, NH37, NH38, NH39 (also known as 4R35/36/37/38/39)
- **Movement Family**: NH Series (Basic Mechanical Series)
- **Movement Frequency**: 21,600 vph (3 Hz)
- **Jewels**: 24
- **Power Reserve**: \~41 hours
- **Winding System**: Bi-directional automatic with unidirectional click locking
- **Origin**: Japan
## Applications
- **Service and overhaul** – replacing worn or damaged clicks in NH series movements
- **Automatic winding repair** – resolving issues with rotor locking or reverse rotation
- Suitable for **professional watchmakers** and **experienced repair technicians**
## FAQs
**1. Is this a genuine Seiko/SII part?**
Yes, this is a **genuine Seiko (SII/TMI) factory part** made in Japan. The NH series is manufactured by Seiko Instruments Inc. (SII) and distributed by Time Module Inc. (TMI) .
**2. Which movements is this click compatible with?**
This click is compatible with **Seiko NH35, NH36, NH37, NH38, and NH39** movements. These are all based on the same NH35 architecture, with differences in complications (day/date/24-hour/open heart).
**3. What is the function of the click in the automatic winding system?**
The click locks the gear during rotor rotation to ensure **unidirectional movement** and prevent reverse rotation. If the click becomes worn, the automatic winding may become noisy or less efficient.
## 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**.
##### Our Popular Items
[](https://www.soflypart.com/product/generic-cartier-tank-wsta0042-4322-sapphire-crystal-18-9mm/)
### [Generic Cartier Tank WSTA0042/4322 Sapphire Crystal 18.9mm](https://www.soflypart.com/product/generic-cartier-tank-wsta0042-4322-sapphire-crystal-18-9mm/)
[](https://www.soflypart.com/product/generic-rolex-caliber-1220-1225-mainspring/)
### [Generic Rolex Caliber 1220/1225 Mainspring](https://www.soflypart.com/product/generic-rolex-caliber-1220-1225-mainspring/)
[](https://www.soflypart.com/product/generic-rolex-4030-mainspring/)
### [Generic Rolex 4030 Mainspring](https://www.soflypart.com/product/generic-rolex-4030-mainspring/)
[](https://www.soflypart.com/product/generic-rolex-2030-2035-mainspring/)
### [Generic Rolex 2030/2035 Mainspring](https://www.soflypart.com/product/generic-rolex-2030-2035-mainspring/)
[](https://www.soflypart.com/product/cartier-caliber-191-mainspring/)
### [Cartier Caliber 191 Mainspring](https://www.soflypart.com/product/cartier-caliber-191-mainspring/)
[](https://www.soflypart.com/product/eta-e03-001-4000-circuit-block-electronic-module/)
### [ETA E03.001-4000 Circuit Block Electronic Module](https://www.soflypart.com/product/eta-e03-001-4000-circuit-block-electronic-module/)
[](https://www.soflypart.com/product/generic-zenith-el-primero-chronomaster-02-0310-400-sapphire-crystal-29-85mm/)
### [Generic Zenith El Primero Chronomaster 02.0310.400 Sapphire Crystal 29.85mm](https://www.soflypart.com/product/generic-zenith-el-primero-chronomaster-02-0310-400-sapphire-crystal-29-85mm/)
[](https://www.soflypart.com/product/generic-breguet-classique-5920-5907-sapphire-crystal-30-5mm/)
### [Generic Breguet Classique 5920/5907 Sapphire Crystal 30.5mm](https://www.soflypart.com/product/generic-breguet-classique-5920-5907-sapphire-crystal-30-5mm/)
[](https://www.soflypart.com/product/hattori-vd55-vd57-circuit-block-electronic-module/)
### [Hattori VD55/VD57 Circuit Block Electronic Module](https://www.soflypart.com/product/hattori-vd55-vd57-circuit-block-electronic-module/)
[](https://www.soflypart.com/product/eta-caliber-2000-1471-stop-pinion/)
### [ETA Caliber 2000-1471 Stop Pinion](https://www.soflypart.com/product/eta-caliber-2000-1471-stop-pinion/)
- [](https://www.soflypart.com/product/generic-omega-silver-crown-4-5mm/)Quick View [Add to Cart](https://www.soflypart.com/product/generic-omega-silver-crown-4-5mm/)Watch Parts [Generic Omega Silver Crown 4.5mm(B)
](https://www.soflypart.com/product/generic-omega-silver-crown-4-5mm/) $20.00
You Saved
- [](https://www.soflypart.com/product/generic-rolex-3135-429-balance-staff/)Quick View [Add to Cart](https://www.soflypart.com/product/generic-rolex-3135-429-balance-staff/)Watch Parts [Generic Rolex 3135-429 Balance Staff
](https://www.soflypart.com/product/generic-rolex-3135-429-balance-staff/) $23.00
You Saved
- [](https://www.soflypart.com/product/generic-chopard-happy-diamonds-heart-shape-sapphire-crystal-21-3mm/)Quick View [Add to Cart](https://www.soflypart.com/product/generic-chopard-happy-diamonds-heart-shape-sapphire-crystal-21-3mm/)Watch Parts [Generic Chopard Happy Diamonds Heart Shape Sapphire Crystal 21.3mm
](https://www.soflypart.com/product/generic-chopard-happy-diamonds-heart-shape-sapphire-crystal-21-3mm/) $75.00
You Saved
- [](https://www.soflypart.com/product/generic-jlc-jaeger-lecoultre-reverso-q7052420-sapphire-crystal-22-4mm/)Quick View [Add to Cart](https://www.soflypart.com/product/generic-jlc-jaeger-lecoultre-reverso-q7052420-sapphire-crystal-22-4mm/)Watch Parts [Generic JLC Jaeger-LeCoultre Reverso Q7052420 Sapphire Crystal 22.4mm
](https://www.soflypart.com/product/generic-jlc-jaeger-lecoultre-reverso-q7052420-sapphire-crystal-22-4mm/) $70.00
You Saved
- [](https://www.soflypart.com/product/generic-breitling-premier-b01-ab0118a21b1x1-sapphire-crystal-38-6mm/)Quick View [Add to Cart](https://www.soflypart.com/product/generic-breitling-premier-b01-ab0118a21b1x1-sapphire-crystal-38-6mm/)Watch Parts [Generic Breitling PREMIER B01 AB0118A21B1X1 Sapphire Crystal 38.6mm
](https://www.soflypart.com/product/generic-breitling-premier-b01-ab0118a21b1x1-sapphire-crystal-38-6mm/) $105.00
You Saved
- [](https://www.soflypart.com/product/ronda-705-movement-coil-block/)Quick View [Add to Cart](https://www.soflypart.com/product/ronda-705-movement-coil-block/)Watch Circuit & Coil [Ronda 715/705/706 Coil Block | Genuine Ronda Quartz Movement Part
](https://www.soflypart.com/product/ronda-705-movement-coil-block/) $3.00
You Saved
- [](https://www.soflypart.com/product/omega-8500-movement-date-indicator-7228500a9144e24/)Quick View [Add to Cart](https://www.soflypart.com/product/omega-8500-movement-date-indicator-7228500a9144e24/)Watch Parts [Omega 8500 Movement Date Indicator 7228500A9144E24
](https://www.soflypart.com/product/omega-8500-movement-date-indicator-7228500a9144e24/) $160.00
You Saved
- [](https://www.soflypart.com/product/eta-7750-movement-date-wheel/)Quick View [Add to Cart](https://www.soflypart.com/product/eta-7750-movement-date-wheel/)Watch Movement Parts [ETA Caliber 7751-2555 Date Wheel
](https://www.soflypart.com/product/eta-7750-movement-date-wheel/) $50.00
You Saved
- [](https://www.soflypart.com/product/generic-maurice-lacroix-masterpiece-mp6388-sapphire-crystal-34-6mm/)Quick View [Add to Cart](https://www.soflypart.com/product/generic-maurice-lacroix-masterpiece-mp6388-sapphire-crystal-34-6mm/)Maurice Lacroix Crystal [Generic Maurice Lacroix Masterpiece MP6388 Sapphire Crystal 34.6mm
](https://www.soflypart.com/product/generic-maurice-lacroix-masterpiece-mp6388-sapphire-crystal-34-6mm/) $55.00
You Saved
- [](https://www.soflypart.com/product/omega-2500c-movement-escape-wheel-7222500c30039/)Quick View [Add to Cart](https://www.soflypart.com/product/omega-2500c-movement-escape-wheel-7222500c30039/)Watch Parts [Omega 2500C Movement Escape Wheel 7222500C30039
](https://www.soflypart.com/product/omega-2500c-movement-escape-wheel-7222500c30039/) $130.00
You Saved
```json
{"@context":"https://schema.org","@graph":[{"@type":["Store","Organization"],"@id":"https://www.soflypart.com/#organization","name":"Sofly","url":"https://www.soflypart.com","logo":{"@type":"ImageObject","@id":"https://www.soflypart.com/#logo","url":"https://www.soflypart.com/wp-content/uploads/2019/12/Sofly-logo.png","contentUrl":"https://www.soflypart.com/wp-content/uploads/2019/12/Sofly-logo.png","caption":"Soflypart","inLanguage":"en-US","width":"180","height":"62"},"openingHours":["Mo,Tu,We,Th,Fr,Sa,Su 09:00-17:00"],"image":{"@id":"https://www.soflypart.com/#logo"}},{"@type":"WebSite","@id":"https://www.soflypart.com/#website","url":"https://www.soflypart.com","name":"Soflypart","publisher":{"@id":"https://www.soflypart.com/#organization"},"inLanguage":"en-US"},{"@type":"ImageObject","@id":"https://www.soflypart.com/wp-content/uploads/2019/05/NH36ZNG.jpg","url":"https://www.soflypart.com/wp-content/uploads/2019/05/NH36ZNG.jpg","width":"580","height":"580","caption":"SEIKO (SII) NH35/NH36/NH37/NH38/NH39 Click","inLanguage":"en-US"},{"@type":"BreadcrumbList","@id":"https://www.soflypart.com/product/tmi-seiko-nh36-movement-click/#breadcrumb","itemListElement":[{"@type":"ListItem","position":"1","item":{"@id":"https://www.soflypart.com","name":"Home"}},{"@type":"ListItem","position":"2","item":{"@id":"https://www.soflypart.com/product/tmi-seiko-nh36-movement-click/","name":"SEIKO (SII) NH35/NH36/NH37/NH38/NH39 Click #0381004"}}]},{"@type":"WebPage","@id":"https://www.soflypart.com/product/tmi-seiko-nh36-movement-click/#webpage","url":"https://www.soflypart.com/product/tmi-seiko-nh36-movement-click/","name":"SEIKO (SII) NH35/NH36/NH37/NH38/NH39 Click #0381004 - Sofly","datePublished":"2019-05-29T06:25:47+08:00","dateModified":"2026-08-10T11:59:17+08:00","isPartOf":{"@id":"https://www.soflypart.com/#website"},"primaryImageOfPage":{"@id":"https://www.soflypart.com/wp-content/uploads/2019/05/NH36ZNG.jpg"},"inLanguage":"en-US","breadcrumb":{"@id":"https://www.soflypart.com/product/tmi-seiko-nh36-movement-click/#breadcrumb"}},{"@type":"ProductGroup","name":"SEIKO (SII) NH35/NH36/NH37/NH38/NH39 Click #0381004 - Sofly","description":"Genuine Seiko NH35-NH39 click #0381004 for automatic winding. Replaces worn locking component, restores unidirectional rotor movement. Japanese quality.","sku":"100228","category":"Watch Parts > Watch Movement Parts","mainEntityOfPage":{"@id":"https://www.soflypart.com/product/tmi-seiko-nh36-movement-click/#webpage"},"image":[{"@type":"ImageObject","url":"https://www.soflypart.com/wp-content/uploads/2019/05/NH36ZNG.jpg","height":"580","width":"580"}],"url":"https://www.soflypart.com/product/tmi-seiko-nh36-movement-click/","productGroupID":"100228","hasVariant":[{"@type":"Product","sku":"100228","name":"SEIKO (SII) NH35/NH36/NH37/NH38/NH39 Click #0381004 - SEIKO","description":"Product Description The\u00a0SEIKO (SII) NH35/NH36/NH37/NH38/NH39 Click (#0381004)\u00a0is a genuine Japanese-made component for the popular NH series automatic movements. The click is a critical component of the movement's automatic winding system, located under the rotor, responsible for locking the gear during rotor rotation to ensure unidirectional movement and prevent reverse rotation. This brand new original part is essential for watchmakers restoring proper automatic winding function when the original click becomes worn or damaged. Features & Function Genuine Seiko/SII part\u00a0\u2013 authentic Japanese-made component for NH35, NH36, NH37, NH38, and NH39 movements Automatic winding system component\u00a0\u2013 locks the gear during rotor rotation to ensure unidirectional movement Prevents reverse rotation\u00a0\u2013 ensures stable power transmission during automatic winding Direct replacement\u00a0\u2013 drop-in replacement for worn or damaged clicks Specifications Part Number: 0381004 Compatible Movements: Seiko NH35, NH36, NH37, NH38, NH39 (also known as 4R35/36/37/38/39) Movement Family: NH Series (Basic Mechanical Series) Movement Frequency: 21,600 vph (3 Hz) Jewels: 24 Power Reserve: ~41 hours Winding System: Bi-directional automatic with unidirectional click locking Origin: Japan Applications Service and overhaul\u00a0\u2013 replacing worn or damaged clicks in NH series movements Automatic winding repair\u00a0\u2013 resolving issues with rotor locking or reverse rotation Suitable for\u00a0professional watchmakers\u00a0and\u00a0experienced repair technicians FAQs 1. Is this a genuine Seiko/SII part? Yes, this is a\u00a0genuine Seiko (SII/TMI) factory part\u00a0made in Japan. The NH series is manufactured by Seiko Instruments Inc. (SII) and distributed by Time Module Inc. (TMI) . 2. Which movements is this click compatible with? This click is compatible with\u00a0Seiko NH35, NH36, NH37, NH38, and NH39\u00a0movements. These are all based on the same NH35 architecture, with differences in complications (day/date/24-hour/open heart). 3. What is the function of the click in the automatic winding system? The click locks the gear during rotor rotation to ensure\u00a0unidirectional movement\u00a0and prevent reverse rotation. If the click becomes worn, the automatic winding may become noisy or less efficient. 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/2019/05/NH36ZNG-150x150.jpg","offers":{"@type":"Offer","description":"Product Description The\u00a0SEIKO (SII) NH35/NH36/NH37/NH38/NH39 Click (#0381004)\u00a0is a genuine Japanese-made component for the popular NH series automatic movements. The click is a critical component of the movement's automatic winding system, located under the rotor, responsible for locking the gear during rotor rotation to ensure unidirectional movement and prevent reverse rotation. This brand new original part is essential for watchmakers restoring proper automatic winding function when the original click becomes worn or damaged. Features & Function Genuine Seiko/SII part\u00a0\u2013 authentic Japanese-made component for NH35, NH36, NH37, NH38, and NH39 movements Automatic winding system component\u00a0\u2013 locks the gear during rotor rotation to ensure unidirectional movement Prevents reverse rotation\u00a0\u2013 ensures stable power transmission during automatic winding Direct replacement\u00a0\u2013 drop-in replacement for worn or damaged clicks Specifications Part Number: 0381004 Compatible Movements: Seiko NH35, NH36, NH37, NH38, NH39 (also known as 4R35/36/37/38/39) Movement Family: NH Series (Basic Mechanical Series) Movement Frequency: 21,600 vph (3 Hz) Jewels: 24 Power Reserve: ~41 hours Winding System: Bi-directional automatic with unidirectional click locking Origin: Japan Applications Service and overhaul\u00a0\u2013 replacing worn or damaged clicks in NH series movements Automatic winding repair\u00a0\u2013 resolving issues with rotor locking or reverse rotation Suitable for\u00a0professional watchmakers\u00a0and\u00a0experienced repair technicians FAQs 1. Is this a genuine Seiko/SII part? Yes, this is a\u00a0genuine Seiko (SII/TMI) factory part\u00a0made in Japan. The NH series is manufactured by Seiko Instruments Inc. (SII) and distributed by Time Module Inc. (TMI) . 2. Which movements is this click compatible with? This click is compatible with\u00a0Seiko NH35, NH36, NH37, NH38, and NH39\u00a0movements. These are all based on the same NH35 architecture, with differences in complications (day/date/24-hour/open heart). 3. What is the function of the click in the automatic winding system? The click locks the gear during rotor rotation to ensure\u00a0unidirectional movement\u00a0and prevent reverse rotation. If the click becomes worn, the automatic winding may become noisy or less efficient. 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.","price":"1","priceCurrency":"USD","availability":"http://schema.org/InStock","itemCondition":"NewCondition","priceValidUntil":"2027-12-31","url":"https://www.soflypart.com/product/tmi-seiko-nh36-movement-click/?attribute_pa_brand=brand-seiko"}}],"@id":"https://www.soflypart.com/product/tmi-seiko-nh36-movement-click/#richSnippet"}]}
```