Caliber Y432B Parts List
Parts list for the Seiko Caliber Y432B mechanical watch movement. This comprehensive parts diagram covers the complete movement assembly including center wheel bridge, third wheel bridge, hour wheel, minute wheel, escape wheel, clutch wheel, yoke lever, dial washer, hour wheel ring, rotor, coil block, step rotor, and circuit block components. Battery assembly specifications reference Maxell SR821SW and Seizaiken TR821SW battery types. An essential reference for technicians performing service, repair, or maintenance work on this caliber.
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Document Details
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- Watchmaking