ISA 8172/220 Electronic Chronograph Movement Specifications
Technical specification document for the ISA 8172/220 quartz chronograph movement. Includes detailed characteristics, performance criteria (consumption, rate, temperature range, magnetic resistance), battery specifications (SR 927 SW 1.55V), dimensional drawings of case, dial, hand-fitting, and design sample. Features 3 counters, day-date display, and automatic stop after 2 hours of timing. Document references ISA Swiss, ISA France, and ISA Pacific.
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Document Details
- Format
- Pages
- 6
- Size
- 331.2 KB
- Category
- Horlogerie