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Gruen 480
Ligne: 13.5'''
Jewels: 17
Lift Angle: 50°
Power Reserve: 44 hrs
Frequency: 28800 vph
Type: Automatic
Period used: ~1969
Diameter: 30 mm
Height: 7.45 mm
Base: Girard Perregaux 080
The Gruen 480 watch movement, introduced around 1969, is an automatic/manual-wind alarm mechanism. The watch movement is automatic, while the alarm function requires manual winding. It includes a sweep second hand and a date function that can be set by changing the time between 22-24 hours.
The Gruen 480 features the following functions:
- Alarm: manual wind
- Automatic Winding
- Automatic/manual-wind alarm
- Date: set by changing 22-24h
- Sweep second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.50 x 0.090 x 340 x 8.5 mm | GR4103 | Manual | Buy mainspring |
Incabloc Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
|---|
KIF Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
|---|
Parts Listing
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