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Gruen 290
Ligne: 7.75'''
Jewels: 17
Lift Angle: 51°
Power Reserve: 44 hrs
Frequency: 21600 vph
Type: Manual Wind
Period used: 1965-1972
Diameter: 17.5 mm
Height: 3.3 mm
Hands: 1.20 x 0.70 x 0.20 mm
The Gruen 290 watch movement, produced from 1965 to 1972, is a manual wind movement that features a sweep second hand and shock protection. It is available in the 2540 and 2544 variants, although the specific differences between them are unknown.
The Gruen 290 features the following functions:
- Manual Winding
- Shock Protection
- Sweep second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|---|---|
| 5146 | Ordinary/None | Buy staff |
| 5146 | Incabloc | Buy staff |
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.30 x 0.080 x 260 x 7.5 mm | GR3203 | Manual | Buy mainspring |
| 1.30 x 0.080 x 245 x 7.5 mm | Manual | Buy mainspring | |
| 1.30 x 0.080 x 240 x 7.0 mm | GR3202 | Manual | 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) | |
|---|---|---|---|
| See More | |||
| See More | |||
| See More |
Documents
Parts Listing
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