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The TMI/Seiko VX3JA Movement Minute Wheel is a genuine Japanese-made component for the VX3JA multifunction quartz movement. As a key part of the motion work, the minute wheel transmits power from the movement’s motor to the minute hand, ensuring accurate time display. This genuine TMI/Seiko part is essential for watchmakers restoring proper hand function when the original component becomes worn or damaged.
Genuine TMI/Seiko part – authentic Japanese-made component for the VX3JA movement
Motion work component – drives the minute hand for accurate time display
Multifunction compatibility – part of the VX3JA’s three-eye layout with day, date, and 24-hour subdials
Essential for service – commonly replaced when minute hand operation becomes irregular
Compatible Movement: TMI/Seiko VX3JA
Movement Size: 10½ ligne (approx. 23.3mm)
Functions: Central seconds, day, date, and 24-hour indicators
Jewels: 1 jewel
Origin: Japan
Service and repair – replacing worn or damaged minute wheels in VX3JA 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 TMI (Seiko) part made in Japan. The VX3JA is a multifunction quartz movement produced by Seiko’s Time Module Inc. (TMI) division.
2. What is the function of the minute wheel?
The minute wheel is part of the motion work that drives the minute hand. In the VX3JA movement, it works with other components to ensure accurate time display.
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.
Fast worldwide shipping within 3 business days.
Competitive pricing on Seiko/Hattori calibers.
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