---
description: "Genuine Seiko NH35-NH39 escape wheel #0251300. Escapement component restores stable timekeeping. Japanese quality."
title: "SEIKO (SII) NH35/NH36/NH37/NH38/NH39 Escape Wheel #0251300 - Sofly"
image: https://www.soflypart.com/wp-content/uploads/2019/05/NH36LHL.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 Escape Wheel #0251300**
[](https://www.soflypart.com/wp-content/uploads/2019/05/NH36LHL.jpg)
# SEIKO (SII) NH35/NH36/NH37/NH38/NH39 Escape Wheel #0251300
$2.00
You Saved
| Brand | Choose an option SEIKO- 
Clear |
| --- | --- |
### Discount
| Quantity | Discount (%) | Price |
| --- | --- | --- |
| 1 - 2 | — | $2.00 |
| 3 - 4 | 5% | $1.90 |
| 5 - 9 | 7% | $1.86 |
| 10 - 14 | 10% | $1.80 |
| 15+ | 15% | $1.70 |
### Discount
| Quantity | Discount (%) | Price |
| --- | --- | --- |
| 1 - 2 | — | $2.00 |
| 3 - 4 | 5% | $1.90 |
| 5 - 9 | 7% | $1.86 |
| 10 - 14 | 10% | $1.80 |
| 15+ | 15% | $1.70 |
SEIKO (SII) NH35/NH36/NH37/NH38/NH39 Escape Wheel #0251300 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 Escape Wheel (#0251300)** is a genuine Japanese-made component for the popular NH series automatic movements . As a critical part of the escapement system, the escape wheel works with the pallet fork to regulate the release of energy from the gear train, ensuring stable amplitude and accurate timekeeping . This brand new original part is essential for watchmakers restoring proper escapement function when the original escape wheel becomes worn or damaged.
## Features & Function
- **Genuine Seiko/SII part** – authentic Japanese-made component for NH35, NH36, NH37, NH38, and NH39 movements
- **Escapement system component** – regulates energy release from the gear train for accurate timekeeping
- **NH family compatibility** – compatible across the most popular NH series calibers
- **Direct replacement** – drop-in replacement for worn or damaged escape wheels
## Specifications
- **Part Number**: 0251300
- **Compatible Movements**: Seiko NH35, NH36, NH37, NH38, NH39 (also known as 4R35/36/37/38/39)
- **Movement Family**: NH Series (Basic Mechanical Series)
- **Movement Diameter**: 27.4 mm
- **Movement Height**: 5.32 mm
- **Jewels**: 24
- **Beat Rate**: 21,600 vph (3 Hz)
- **Power Reserve**: >41 hours
- **Accuracy**: -20 to +40 seconds/day (factory spec)
- **Origin**: Japan
## Applications
- **Service and overhaul** – replacing worn or damaged escape wheels in NH series movements
- **Escapement repair** – resolving issues with irregular amplitude, unstable rate, or intermittent stopping
- **Timekeeping restoration** – ensuring stable energy transfer for accurate timekeeping
- 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 escape wheel compatible with?**
This escape wheel is compatible with **Seiko NH35, NH36, NH37, NH38, and NH39** movements . These are based on the same architecture, with differences in complications: NH35 is date-only, NH36 adds day-date, NH37 adds a 24-hour indicator, NH38 is no-date open-heart, and NH39 adds a 24-hour subdial .
**3. What are the signs that the escape wheel needs replacement?**
Common signs include **irregular amplitude, unstable rate, intermittent stopping**, or **visible wear/damage** to the teeth during inspection. A qualified watchmaker can diagnose these issues .
## 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/omega-2300a-movement-escape-wheel-7222300a30039/)Quick View [Add to Cart](https://www.soflypart.com/product/omega-2300a-movement-escape-wheel-7222300a30039/)Watch Parts [Omega 2300A Movement Escape Wheel 7222300A30039
](https://www.soflypart.com/product/omega-2300a-movement-escape-wheel-7222300a30039/) $92.00
You Saved
- [](https://www.soflypart.com/product/generic-rolex-oyster-perpetual-24-76080-sapphire-crystal/)Quick View [Add to Cart](https://www.soflypart.com/product/generic-rolex-oyster-perpetual-24-76080-sapphire-crystal/)Watch Parts [Generic Rolex Oyster Perpetual 24 76080 Sapphire Crystal
](https://www.soflypart.com/product/generic-rolex-oyster-perpetual-24-76080-sapphire-crystal/) $45.00
You Saved
- [](https://www.soflypart.com/product/generic-zenith-el-primero-open-35-1230-4021-case-back-sapphire-crystal-28-5mm/)Quick View [Add to Cart](https://www.soflypart.com/product/generic-zenith-el-primero-open-35-1230-4021-case-back-sapphire-crystal-28-5mm/)Watch Parts [Generic Zenith El Primero Open 35.1230.4021 Case Back Sapphire Crystal 28.5mm
](https://www.soflypart.com/product/generic-zenith-el-primero-open-35-1230-4021-case-back-sapphire-crystal-28-5mm/) $80.00
You Saved
- [](https://www.soflypart.com/product/miyota-citizen-821a-rotor/)Quick View [Add to Cart](https://www.soflypart.com/product/miyota-citizen-821a-rotor/)Watch Parts [MIYOTA/CITIZEN 821A/82S0/82S5/82S7 Rotor
](https://www.soflypart.com/product/miyota-citizen-821a-rotor/) $2.00
You Saved
- [](https://www.soflypart.com/product/watch-crystal-dome-round-glass-1-5mm-thick-double-dome/)Quick View [Add to Cart](https://www.soflypart.com/product/watch-crystal-dome-round-glass-1-5mm-thick-double-dome/)Watch Parts [Watch Mineral Crystal Domed Round Glass 1.5mm Thick (Double Domed)
](https://www.soflypart.com/product/watch-crystal-dome-round-glass-1-5mm-thick-double-dome/) $2.00
You Saved
- [](https://www.soflypart.com/product/generic-tudor-32634-perspex-plexi-glass-28-1mm/)Quick View [Add to Cart](https://www.soflypart.com/product/generic-tudor-32634-perspex-plexi-glass-28-1mm/)Watch Parts [Generic Tudor 32634 Perspex Plexi Glass 28.1mm
](https://www.soflypart.com/product/generic-tudor-32634-perspex-plexi-glass-28-1mm/) $15.00
You Saved
- [](https://www.soflypart.com/product/generic-jlc-jaeger-lecoultre-924-mainspring/)Quick View [Add to Cart](https://www.soflypart.com/product/generic-jlc-jaeger-lecoultre-924-mainspring/)Watch Parts [Generic JLC Jaeger-LeCoultre Caliber 924 Mainspring
](https://www.soflypart.com/product/generic-jlc-jaeger-lecoultre-924-mainspring/) $23.00
You Saved
- [](https://www.soflypart.com/product/generic-omega-tube-090st7043/)Quick View [Add to Cart](https://www.soflypart.com/product/generic-omega-tube-090st7043/)Watch Parts [Generic Omega Tube 090ST7043
](https://www.soflypart.com/product/generic-omega-tube-090st7043/) $10.00
You Saved
- [](https://www.soflypart.com/product/generic-franck-muller-galet-3002-m-sapphire-crystal-34-5mm/)Quick View [Add to Cart](https://www.soflypart.com/product/generic-franck-muller-galet-3002-m-sapphire-crystal-34-5mm/)Watch Parts [Generic Franck Muller Galet 3002 M Sapphire Crystal 34.5mm
](https://www.soflypart.com/product/generic-franck-muller-galet-3002-m-sapphire-crystal-34-5mm/) $80.00
You Saved
- [](https://www.soflypart.com/product/generic-rolex-16013-gold-crown-6-0-mm-b24-600-8/)Quick View [Add to Cart](https://www.soflypart.com/product/generic-rolex-16013-gold-crown-6-0-mm-b24-600-8/)Watch Parts [Generic Rolex 16013 Gold Crown 6.0 mm B24-600-8
](https://www.soflypart.com/product/generic-rolex-16013-gold-crown-6-0-mm-b24-600-8/) $22.00 – $195.00Price range: $22.00 through $195.00
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/NH36LHL.jpg","url":"https://www.soflypart.com/wp-content/uploads/2019/05/NH36LHL.jpg","width":"580","height":"580","caption":"SEIKO (SII) NH35/NH36/NH37/NH38/NH39 Escape Wheel #0251300","inLanguage":"en-US"},{"@type":"BreadcrumbList","@id":"https://www.soflypart.com/product/tmi-seiko-nh36-movement-escape-wheel/#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-escape-wheel/","name":"SEIKO (SII) NH35/NH36/NH37/NH38/NH39 Escape Wheel #0251300"}}]},{"@type":"WebPage","@id":"https://www.soflypart.com/product/tmi-seiko-nh36-movement-escape-wheel/#webpage","url":"https://www.soflypart.com/product/tmi-seiko-nh36-movement-escape-wheel/","name":"SEIKO (SII) NH35/NH36/NH37/NH38/NH39 Escape Wheel #0251300 - Sofly","datePublished":"2019-05-29T05:46:00+08:00","dateModified":"2026-08-10T16:05:09+08:00","isPartOf":{"@id":"https://www.soflypart.com/#website"},"primaryImageOfPage":{"@id":"https://www.soflypart.com/wp-content/uploads/2019/05/NH36LHL.jpg"},"inLanguage":"en-US","breadcrumb":{"@id":"https://www.soflypart.com/product/tmi-seiko-nh36-movement-escape-wheel/#breadcrumb"}},{"@type":"ProductGroup","name":"SEIKO (SII) NH35/NH36/NH37/NH38/NH39 Escape Wheel #0251300 - Sofly","description":"Genuine Seiko NH35-NH39 escape wheel #0251300. Escapement component restores stable timekeeping. Japanese quality.","sku":"100213","category":"Watch Parts > Watch Movement Parts","mainEntityOfPage":{"@id":"https://www.soflypart.com/product/tmi-seiko-nh36-movement-escape-wheel/#webpage"},"image":[{"@type":"ImageObject","url":"https://www.soflypart.com/wp-content/uploads/2019/05/NH36LHL.jpg","height":"580","width":"580"}],"url":"https://www.soflypart.com/product/tmi-seiko-nh36-movement-escape-wheel/","productGroupID":"100213","hasVariant":[{"@type":"Product","sku":"100213","name":"SEIKO (SII) NH35/NH36/NH37/NH38/NH39 Escape Wheel #0251300 - SEIKO","description":"Product Description The\u00a0SEIKO (SII) NH35/NH36/NH37/NH38/NH39 Escape Wheel (#0251300)\u00a0is a genuine Japanese-made component for the popular NH series automatic movements\u00a0. As a critical part of the escapement system, the escape wheel works with the pallet fork to regulate the release of energy from the gear train, ensuring stable amplitude and accurate timekeeping\u00a0. This brand new original part is essential for watchmakers restoring proper escapement function when the original escape wheel becomes worn or damaged. Features & Function Genuine Seiko/SII part\u00a0\u2013 authentic Japanese-made component for NH35, NH36, NH37, NH38, and NH39 movements\u00a0 Escapement system component\u00a0\u2013 regulates energy release from the gear train for accurate timekeeping\u00a0 NH family compatibility\u00a0\u2013 compatible across the most popular NH series calibers\u00a0 Direct replacement\u00a0\u2013 drop-in replacement for worn or damaged escape wheels Specifications Part Number: 0251300 Compatible Movements: Seiko NH35, NH36, NH37, NH38, NH39 (also known as 4R35/36/37/38/39)\u00a0 Movement Family: NH Series (Basic Mechanical Series)\u00a0 Movement Diameter: 27.4 mm\u00a0 Movement Height: 5.32 mm\u00a0 Jewels: 24\u00a0 Beat Rate: 21,600 vph (3 Hz)\u00a0 Power Reserve: >41 hours\u00a0 Accuracy: -20 to +40 seconds/day (factory spec)\u00a0 Origin: Japan Applications Service and overhaul\u00a0\u2013 replacing worn or damaged escape wheels in NH series movements Escapement repair\u00a0\u2013 resolving issues with irregular amplitude, unstable rate, or intermittent stopping\u00a0 Timekeeping restoration\u00a0\u2013 ensuring stable energy transfer for accurate timekeeping 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)\u00a0. 2. Which movements is this escape wheel compatible with? This escape wheel is compatible with\u00a0Seiko NH35, NH36, NH37, NH38, and NH39\u00a0movements\u00a0. These are based on the same architecture, with differences in complications: NH35 is date-only, NH36 adds day-date, NH37 adds a 24-hour indicator, NH38 is no-date open-heart, and NH39 adds a 24-hour subdial\u00a0. 3. What are the signs that the escape wheel needs replacement? Common signs include\u00a0irregular amplitude, unstable rate, intermittent stopping, or\u00a0visible wear/damage\u00a0to the teeth during inspection. A qualified watchmaker can diagnose these issues\u00a0. 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/NH36LHL-150x150.jpg","offers":{"@type":"Offer","description":"Product Description The\u00a0SEIKO (SII) NH35/NH36/NH37/NH38/NH39 Escape Wheel (#0251300)\u00a0is a genuine Japanese-made component for the popular NH series automatic movements\u00a0. As a critical part of the escapement system, the escape wheel works with the pallet fork to regulate the release of energy from the gear train, ensuring stable amplitude and accurate timekeeping\u00a0. This brand new original part is essential for watchmakers restoring proper escapement function when the original escape wheel becomes worn or damaged. Features & Function Genuine Seiko/SII part\u00a0\u2013 authentic Japanese-made component for NH35, NH36, NH37, NH38, and NH39 movements\u00a0 Escapement system component\u00a0\u2013 regulates energy release from the gear train for accurate timekeeping\u00a0 NH family compatibility\u00a0\u2013 compatible across the most popular NH series calibers\u00a0 Direct replacement\u00a0\u2013 drop-in replacement for worn or damaged escape wheels Specifications Part Number: 0251300 Compatible Movements: Seiko NH35, NH36, NH37, NH38, NH39 (also known as 4R35/36/37/38/39)\u00a0 Movement Family: NH Series (Basic Mechanical Series)\u00a0 Movement Diameter: 27.4 mm\u00a0 Movement Height: 5.32 mm\u00a0 Jewels: 24\u00a0 Beat Rate: 21,600 vph (3 Hz)\u00a0 Power Reserve: >41 hours\u00a0 Accuracy: -20 to +40 seconds/day (factory spec)\u00a0 Origin: Japan Applications Service and overhaul\u00a0\u2013 replacing worn or damaged escape wheels in NH series movements Escapement repair\u00a0\u2013 resolving issues with irregular amplitude, unstable rate, or intermittent stopping\u00a0 Timekeeping restoration\u00a0\u2013 ensuring stable energy transfer for accurate timekeeping 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)\u00a0. 2. Which movements is this escape wheel compatible with? This escape wheel is compatible with\u00a0Seiko NH35, NH36, NH37, NH38, and NH39\u00a0movements\u00a0. These are based on the same architecture, with differences in complications: NH35 is date-only, NH36 adds day-date, NH37 adds a 24-hour indicator, NH38 is no-date open-heart, and NH39 adds a 24-hour subdial\u00a0. 3. What are the signs that the escape wheel needs replacement? Common signs include\u00a0irregular amplitude, unstable rate, intermittent stopping, or\u00a0visible wear/damage\u00a0to the teeth during inspection. A qualified watchmaker can diagnose these issues\u00a0. 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":"2","priceCurrency":"USD","availability":"http://schema.org/InStock","itemCondition":"NewCondition","priceValidUntil":"2027-12-31","url":"https://www.soflypart.com/product/tmi-seiko-nh36-movement-escape-wheel/?attribute_pa_brand=brand-seiko"}}],"@id":"https://www.soflypart.com/product/tmi-seiko-nh36-movement-escape-wheel/#richSnippet"}]}
```