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The TMI/Seiko VD53/57 Movement Minute Wheel is a genuine Japanese-made component for the popular VD53 and VD57 quartz chronograph movements from Seiko’s Time Module Inc. (TMI) division. As a core part of the motion work, the minute wheel drives the minute hand for accurate time display, working in conjunction with the hour wheel and cannon pinion. This genuine TMI/Seiko part is essential for watchmakers restoring proper timekeeping function when the original component becomes worn or damaged.
Genuine TMI/Seiko part – authentic Japanese-made component for VD53 and VD57 chronograph movements
Motion work component – drives the minute hand for accurate timekeeping
Multi-eye chronograph compatibility – works with the 6-9-12 subdial layout of VD5 series movements
Essential for service – commonly replaced when minute hand operation becomes irregular
Compatible Movements: TMI/Seiko VD53, VD57 (including A/B/C variants)
Movement Size: 12¾ ligne (approx. 29.5mm)
Movement Height: 4.57mm
Hand Sizes: Hour: 1.10mm / Minute: 0.65mm / Seconds: 0.20mm
Subdial Layout (VD57): Chrono seconds (6 o’clock), 60-minute counter (9 o’clock), 1/10 second counter (12 o’clock)
Subdial Layout (VD53): 24-hour subdial (3 o’clock), small chrono seconds (6 o’clock), chrono minute counter (9 o’clock)
Battery: SR920SW (371)
Origin: Japan
Service and repair – replacing worn or damaged minute wheels in VD53/VD57 movements
Motion work restoration – ensuring smooth and accurate hand alignment
Suitable for professional watchmakers and experienced repair technicians
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. Which movements is this minute wheel compatible with?
This minute wheel is compatible with the TMI/Seiko VD53 and VD57 families of movements, including variants A, B, and C. These are 12¾ ligne quartz chronograph calibers with multi-eye subdial layouts.
3. What are the signs that the minute wheel needs replacement?
Common signs include minute hand not advancing correctly, jerky hand movement, or visible wear/damage during inspection. A qualified watchmaker can diagnose these issues.
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