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Certina 920-1
Ligne: 8'''
Jewels: 24
Lift Angle: 48°
Power Reserve: 40 hrs
Frequency: 19800 vph
Type: Automatic
Period used: 1961-1971
Diameter: 18 mm
Height: 5.3 mm
Hands: 1.10 x 0.55 x 0.16 mm
The Certina 920-1 watch movement, utilized from 1961 to 1971, has numerous components in common with the manual-wind 620 watch movement. This movement incorporates various functions including automatic winding, sweep seconds, and a calendar feature that can be adjusted by modifying the 21-24 hour period.
The Certina 920-1 features the following functions:
- Automatic Winding
- Calendar
- Date: set by changing 21-24h
- Sweep second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.10 x 0.105 x 360 x 11.0 mm | GR2628X | Auto | Buy mainspring |
| 0.95 x 0.070 x 240 x 6.5 mm | GR2371X | Auto | Buy mainspring |
Incabloc Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) | |
|---|---|---|---|
| See More |
KIF Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
|---|
Documents
Parts Listing
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