Valjoux 22 Chronograph Movement - Technical Specifications and Parts List
Technical specifications and parts reference for the Valjoux 22 chronograph movement, a 32.60 mm diameter caliber (14''' ligne) widely used in vintage chronograph watches. This service manual provides complete dimensional data for all major components—escape wheel, balance assembly, hairspring, barrel, gear train arbors, and regulator elements—with every measurement given in millimeters for precision repair and restoration work. The document includes a detailed exploded-view diagram showing the exact placement and relationship of each movement component, paired with a comprehensive indexed parts list for quick reference during disassembly and reassembly. The movement features a 60-second chronograph function with 30-minute counter, dual operating modes with start/stop capability within a 2-hour window, and a reset-to-zero function spanning 4 hours. An essential reference for watchmakers, technicians, and enthusiasts restoring or servicing chronographs fitted with this classic movement.
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Document Details
- Format
- Pages
- 4
- Size
- 2.4 MB
- Category
- Watchmaking