ISA Speciality Cal. 9238/1960 Chronograph Movement Datasheet
Technical datasheet for the ISA Speciality caliber 9238/1960 chronograph movement, 10.5 lignes size, 23.30mm diameter. Includes characteristics specifications (5 hands, dual time zone display, date window, 24-hour indicator), operating parameters (current consumption, rate tolerance, operating temperature range, magnetic resistance), battery specifications (SR920 SW, 1.55V, 42mAh capacity, approximately 32 months theoretical autonomy), detailed frame and dial technical drawings with dimensions, hand-fitting specifications, and design example showing dial layout with chronograph subdials.
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Document Details
- Format
- Pages
- 6
- Size
- 1.1 MB
- Category
- Horlogerie