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Ronda 1235
Ligne: 13.5'''
Jewels: 1/17
Power Reserve: 38 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: ~1970
Diameter: 30.46 mm
Height: 4.8 mm
Hands: 1.80 x 1.30 x 0.20 mm
The Ronda 1235 watch movement features a pin-lever escapement and a stem mechanism without a setting-lever spring. It has a unique design where the train and hand gear are separately driven by the barrel. This movement offers manual winding, sweep seconds, day function set by +/- 24 hours, and a quickset date feature through reverse setting. Additionally, it includes a pin lever escapement, sweep seconds, and a calendar function. The Ronda 1235 movement was commonly used around 1970.
The Ronda 1235 features the following functions:
- Calendar
- Date: quickset by reverse setting
- Day: set by +/-24h
- Manual Winding
- Pin lever
- Sweep second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|---|---|
| 5200 | Ordinary/None | Buy staff |
| 5199 | Incabloc | Buy staff |
| 5199 | Kif | Buy staff |
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.40 x 0.110 x 340 x 10.0 mm | GR3700 | 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) |
|---|
Documents
Parts Listing
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