Seiko 4006A Bell Matic Parts List - 27J Movement
Technical parts list and component identification guide for the Seiko caliber 4006A (27J) Bell Matic automatic watch movement. This repair manual provides a detailed parts catalog with Seiko part numbers, exploded mechanical diagrams showing how each component relates to the overall assembly, and technical illustrations covering all major systems—dial assembly, date mechanism, alarm components, transmission gearing, and calendar parts. Essential reference for watchmakers performing service, repair, or restoration work on this classic alarm chronometer movement. PDF download includes full component breakdown for accurate parts sourcing and assembly verification.
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Document Details
- Format
- Pages
- 13
- Size
- 1.5 MB
- Category
- Watchmaking