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Ronda 1236-21
Ligne: 13.5'''
Jewels: 17/21
Power Reserve: 48 hrs
Frequency: 18000 vph
Type: Automatic
Period used: 1953-1958
Diameter: 31 mm
Height: 5.55 mm
Hands: 1.50 x 0.90 x 0.21 mm
The Ronda 1236-21 is a mechanical watch movement that was in use from 1953 to 1958. It offers an optional micrometer regulator and includes automatic and sweep second functions.
The Ronda 1236-21 features the following functions:
- Automatic Winding
- Sweep second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.40 x 0.110 x 380 x 11.5 mm | GR3702X | Auto | 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) |
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Documents
Parts Listing
| Part Description | Reference # | Alternate | Buy |
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