ISA Caliber 228/130 Technical Data
Technical data documentation for the ISA Caliber 228/130 quartz watch movement. Complete specifications include ultra-low current consumption of 0.40 µA, accuracy within 0 to +0.4 seconds per day, and stable operation across the 0–50°C temperature range. The movement demonstrates robust magnetic field resistance rated at 1500 A/m (18.8 Oe). The 2-hand electronic mechanism incorporates 6 jewels and a rotary stepping motor stepping at 12 increments per minute, with integrated stop device and current breaker. The 2-position stem enables standard winding and time-setting functions. Power comes from an SR 716 SW 1.55V battery rated for approximately 72 months of theoretical autonomy under normal conditions.
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Document Details
- Format
- Pages
- 5
- Size
- 468.6 KB
- Category
- Watchmaking