Certina 301/1 Regulator Head for Flat Hairspring - Technical Data
Technical data and compatibility reference for the Certina 301/1 regulator head assembly, designed for flat hairspring applications. This document provides base calibres and compatible watch movements across multiple series—12, 13, 15, 17, 19, 23, 25, and 28—with corresponding part numbers for each configuration. Essential reference material for horologists, watchmakers, and repair technicians identifying correct regulator head fitment across different Certina movement generations. Includes detailed compatibility charts for precision timing applications on Certina mechanical watches.
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Document Details
- Format
- Pages
- 1
- Size
- 564.4 KB
- Category
- Watchmaking