--- description: Genuine Seiko NH35/NH36/NH38 center wheel #0224203. Gear train component restores power transmission and timekeeping accuracy. Japanese quality. title: SEIKO (SII) NH35/NH36/NH38 Center Wheel #0224203 - Sofly image: https://www.soflypart.com/wp-content/uploads/2019/05/NH36ZXL.jpg --- [Skip to content](#content) * [ Home ](https://www.soflypart.com "Home") * [Products](https://www.soflypart.com/shop/ "Products") * [Watch Movement Parts](https://www.soflypart.com/product-category/watch-parts/movement-parts/ "Watch Movement Parts") * [Watch Parts](https://www.soflypart.com/product-category/watch-parts/ "Watch Parts") * **SEIKO (SII) NH35/NH36/NH38 Center Wheel #0224203** [![SEIKO (SII) NH35/NH36/NH38 Center Wheel](https://www.soflypart.com/wp-content/uploads/2019/05/NH36ZXL.jpg.webp)](https://www.soflypart.com/wp-content/uploads/2019/05/NH36ZXL.jpg) # SEIKO (SII) NH35/NH36/NH38 Center Wheel #0224203 $2.00 You Saved | Brand | Choose an optionSEIKO![SEIKO](https://www.soflypart.com/wp-content/uploads/2023/06/42.jpg)[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/NH38 Center Wheel #0224203 quantity Add to cart x [ Checkout ](https://www.soflypart.com/checkout/) * repair Covers 99% of Repair Needs * Wholesale Discounts * Fast Global Shipping * 24/7 Customer Support ## Product Description The **SEIKO (SII) NH35/NH36/NH38 Center Wheel (#0224203)** is a genuine Japanese-made component for the popular NH35, NH36, and NH38 automatic movements. As a crucial part of the gear train, the center wheel connects the mainspring barrel to the rest of the movement, transmitting energy to drive the hour, minute, and second hands . This brand new original part is essential for watchmakers restoring proper power transmission and timekeeping accuracy when the original center wheel becomes worn or damaged . ## Specifications * **Part Number**: 0224203 * **Compatible Movements**: Seiko NH35, NH36, NH38 * **Movement Family**: NH Series (Basic Mechanical Series) * **Movement Frequency**: 21,600 vph (3 Hz) * **Jewels**: 24 * **Power Reserve**: \~41 hours * **Features**: Hacking seconds, hand-winding, bi-directional winding * **Origin**: Japan ## Applications * **Service and overhaul** – replacing worn or damaged center wheels in NH35/NH36/NH38 movements * **Gear train restoration** – restoring proper power transmission from the mainspring barrel to the hands * 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 center wheel compatible with?** This center wheel is compatible with **Seiko NH35, NH36, and NH38** movements . The main differences between these calibers are the complications: NH35 is date-only, NH36 adds day-date, and NH38 is a true no-date with an open balance wheel . **3\. What are the signs that the center wheel needs replacement?** Common signs include **reduced power transmission, irregular timekeeping, low amplitude**, or **visible wear/damage** during movement inspection. A qualified watchmaker can diagnose these issues during servicing. ## 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 [ ![Rolex 4130 Mainspring](https://www.soflypart.com/wp-content/uploads/2020/12/DSC05891.jpg.webp) ](https://www.soflypart.com/product/generic-rolex-4030-mainspring/) ### [Generic Rolex 4030 Mainspring ](https://www.soflypart.com/product/generic-rolex-4030-mainspring/) [ ![Rolex 4130 Mainspring](https://www.soflypart.com/wp-content/uploads/2020/12/DSC05891.jpg.webp) ](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/) [ 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As a crucial part of the gear train, the center wheel connects the mainspring barrel to the rest of the movement, transmitting energy to drive the hour, minute, and second hands\u00a0. This brand new original part is essential for watchmakers restoring proper power transmission and timekeeping accuracy when the original center wheel becomes worn or damaged\u00a0. Specifications Part Number: 0224203 Compatible Movements: Seiko NH35, NH36, NH38\u00a0 Movement Family: NH Series (Basic Mechanical Series)\u00a0 Movement Frequency: 21,600 vph (3 Hz)\u00a0 Jewels: 24\u00a0 Power Reserve: ~41 hours\u00a0 Features: Hacking seconds, hand-winding, bi-directional winding\u00a0 Origin: Japan Applications Service and overhaul\u00a0\u2013 replacing worn or damaged center wheels in NH35/NH36/NH38 movements\u00a0 Gear train restoration\u00a0\u2013 restoring proper power transmission from the mainspring barrel to the hands\u00a0 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 center wheel compatible with? This center wheel is compatible with\u00a0Seiko NH35, NH36, and NH38\u00a0movements\u00a0. The main differences between these calibers are the complications: NH35 is date-only, NH36 adds day-date, and NH38 is a true no-date with an open balance wheel\u00a0. 3. What are the signs that the center wheel needs replacement? Common signs include\u00a0reduced power transmission, irregular timekeeping, low amplitude, or\u00a0visible wear/damage\u00a0during movement inspection. A qualified watchmaker can diagnose these issues during servicing. 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/NH36ZXL-150x150.jpg","offers":{"@type":"Offer","description":"Product Description The\u00a0SEIKO (SII) NH35/NH36/NH38 Center Wheel (#0224203)\u00a0is a genuine Japanese-made component for the popular NH35, NH36, and NH38 automatic movements. As a crucial part of the gear train, the center wheel connects the mainspring barrel to the rest of the movement, transmitting energy to drive the hour, minute, and second hands\u00a0. This brand new original part is essential for watchmakers restoring proper power transmission and timekeeping accuracy when the original center wheel becomes worn or damaged\u00a0. Specifications Part Number: 0224203 Compatible Movements: Seiko NH35, NH36, NH38\u00a0 Movement Family: NH Series (Basic Mechanical Series)\u00a0 Movement Frequency: 21,600 vph (3 Hz)\u00a0 Jewels: 24\u00a0 Power Reserve: ~41 hours\u00a0 Features: Hacking seconds, hand-winding, bi-directional winding\u00a0 Origin: Japan Applications Service and overhaul\u00a0\u2013 replacing worn or damaged center wheels in NH35/NH36/NH38 movements\u00a0 Gear train restoration\u00a0\u2013 restoring proper power transmission from the mainspring barrel to the hands\u00a0 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 center wheel compatible with? This center wheel is compatible with\u00a0Seiko NH35, NH36, and NH38\u00a0movements\u00a0. The main differences between these calibers are the complications: NH35 is date-only, NH36 adds day-date, and NH38 is a true no-date with an open balance wheel\u00a0. 3. What are the signs that the center wheel needs replacement? Common signs include\u00a0reduced power transmission, irregular timekeeping, low amplitude, or\u00a0visible wear/damage\u00a0during movement inspection. A qualified watchmaker can diagnose these issues during servicing. 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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