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Ronda 1237
Jewels: 23
Power Reserve: 41 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: 1958-1963
Size: 13.2 x 15.55 mm
Height: 3.5 mm
Hands: 0.90 x 0.50 mm
The Ronda 1237 watch movement, manufactured from 1958 to 1963, features a flat freesprung hairspring and a DuraBalance regulator with two regulating weights. The balance of the movement is equipped with elastical balance spokes to provide shock protection. This movement is a manual wind mechanism.
The Ronda 1237 features the following functions:
- Manual Winding
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.10 x 0.090 x 8.0 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 |
|---|---|---|---|
| BARREL/COVER | 6-830A/ELG | Buy part | |
| CENTER WHEEL COMPLETE | 281-830A/ELG | Buy part | |
| CLUTCH WHEEL | 6677/ELG | 44-700/ELG | Buy part |
| RATCHET WHEEL | 290-830A/ELG | Buy part | |
| SET BRIDGE/MINUTE WHEEL CLAMP | 6675/ELG | 40-700/ELG | Buy part |
| SET LEVER | 138-830/ELG | 138-830/ELG | Buy part |
| STAFF | 3557/ELG | 264-830/ELG | Buy part |
| STEM, ELGIN TAP 9 | 6669/ELG | 3-700/ELG | Buy part |
| WINDING (BEVEL) PINION | 6684/ELG | 145-700/ELG | Buy part |
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