Miyota OS22 13-1/2 Ligne Chronograph 1/20 Second Technical Data Sheet
Technical data sheet for the Miyota OS22 13-1/2 ligne quartz chronograph movement, a jewel-free analogue calibre designed for mid-range watch production. Provides complete movement specifications including diameter of Ø30.80mm and height of 5.10mm, operating at 32.768Hz tuning fork frequency. Documents the chronograph function capable of measuring elapsed time to 1/20 second resolution with total run time up to 59 minutes 59 seconds, complemented by a 120-degree retrograde display for visual time indication. Contains essential repair and service data such as movement marking identifiers, typical assembly clearances, battery specifications using SR927W silver oxide cells with approximately 2-year operational life, and tachymeter calibration reference data for speedometer functionality. Useful reference for watchmakers, technicians, and movement specialists requiring detailed calibre documentation.
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Document Details
- Format
- Pages
- 5
- Size
- 658.1 KB
- Category
- Watchmaking