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Ronda 131
Ligne: 17.5'''
Jewels: 15/16
Power Reserve: 33 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: ~1930
Diameter: 39.8 mm
Height: 3.8 mm
Hands: 1.85 x 1.10 / 0.25 mm
The Ronda 131 watch movement is a hunter calibre with a Breguet hairspring. It shares similarities with the 517 and 523 movements, with the main difference being the layout of the bridges. This movement features functions such as stem winding and setting, as well as a sub-second display. It was commonly used during the approximate period of 1930.
The Ronda 131 features the following functions:
- Stem wind and set
- Sub Second
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.50 x 0.170 x 390 x 13.5 mm | 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
| Part Description | Reference # | Alternate | Buy |
|---|
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