TMI/Hattori SEIKO VD53/57 Movement Chronograph Minute Wheel

Product Description

The TMI/Seiko VD53/57 Movement Chronograph Minute Wheel is a genuine Japanese-made component designed for the popular VD53 and VD57 quartz chronograph movements from Seiko’s Time Module Inc. (TMI) division . These movements power a wide variety of chronograph watches, featuring a 60-minute counter subdial typically at the 9 o’clock position . This genuine TMI/Seiko part is essential for watchmakers restoring proper chronograph function when the original minute counting wheel becomes worn or damaged.

Features & Function

• Genuine TMI/Seiko part – authentic Japanese-made component for VD53 and VD57 chronograph movements 

• Chronograph module component – drives the 60-minute counter subdial for accurate elapsed time measurement

• Tri-compax layout support – works with the 6-9-12 subdial layout of VD5 series movements 

• Essential for service – commonly replaced when chronograph minute counter becomes irregular or fails to advance

Specifications

• Compatible Movements: TMI/Seiko VD53, VD57 (including variants A/B/C) 

• Movement Size: 12 ¾ ligne (approx. 29.5mm) 

• Movement Height: 4.57mm 

• Chronograph Subdial Layout: 60-minute counter (typically at 9 o’clock), seconds counter (typically at 6 o’clock), 1/10 second counter (typically at 12 o’clock) 

• Battery: SR920SW 

• Origin: Japan 

Applications

• Service and repair – replacing worn or damaged chronograph minute wheels in VD53/VD57 movements

• Chronograph function restoration – ensuring accurate 60-minute counter operation

• Suitable for professional watchmakers and experienced repair technicians

FAQs

1. Is this a genuine TMI/Seiko part?

Yes, this is a genuine Seiko (TMI) factory part made in Japan. The VD53 and VD57 are quartz chronograph movements manufactured by Seiko Instruments Inc. (SII) and distributed by Time Module Inc. (TMI) .

2. What is the function of the chronograph minute wheel?

The chronograph minute wheel is part of the chronograph module that drives the 60-minute counter subdial (typically at 9 o’clock). During chronograph operation, it ensures accurate elapsed minute measurement .

3. What are the signs that the chronograph minute wheel needs replacement?

Common signs include chronograph minute hand not advancing correctly, sticking, jumping, or visible wear/damage 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 [email protected] or WhatsApp +86 18620212114.