SEIKO (SII) NH35/NH36/NH38 Center Wheel

SEIKO (SII) NH35/NH36/NH38 Center Wheel #0224203

$2.00
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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
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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 [email protected] or WhatsApp +86 18620212114.

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