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ETA 255.487
Ligne: 10.5'''
Jewels: 6
Frequency: 32768 hz
Type: Quartz
Period used: ~1990
Diameter: 23.3 mm
Height: 1.95 mm
Hands: 1.20 x 0.70 x 0.20 mm
The ETA 255.487 watch movement is equipped with display functions for hours, minutes, and seconds, which are indicated through hands on the dial. It also includes a mechanical date feature that is visible via an aperture on the dial. Additionally, this movement incorporates a quartz controlled stepper motor for precise timekeeping. Other notable functions include a sweep second hand and a quickset mechanism for adjusting the date. The ETA 255.487 movement was commonly used during the approximate period of 1990.
The ETA 255.487 features the following functions:
- Date: quickset
- Quartz controlled stepper motor
- Sweep second
Balance Staff Listing
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Mainspring Listing
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Incabloc Part Listing
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KIF Part Listing
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Documents
Parts Listing
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