7 jewels32,768 vph (4.6 Hz)
ETA 989.331 is a Swiss-made rectangular quartz movement measuring 18.50 × 20.50 mm with a height of 3.85 mm on movement (4.20 mm on battery). Operating at 32,768 Hz with 7 jewels, it combines an analog display with a digital LCD module and includes an alarm function with piezo buzzer. The movement is manufactured by ETA SA in Grenchen, Switzerland.
TECHNICAL SPECIFICATIONS
Movement Type
Quartz
Jewel Count
7 jewels
Frequency
32,768 vph (4.6 Hz)
Height
3.85mm
Display Type
Analog
Winding
Quartz (Battery)
COMPLICATIONS
Alarm
More ETA SA movements
QUICK FACTS
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