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Bettlach 8429
(EB)
Ligne: 10.5'''
Jewels: 17
Frequency: 18000 vph
Type: Manual Wind
Period used: ~1960
Diameter: 23.3 mm
Hands: 1.30 x 0.85 mm
The Bettlach 8429 watch movement is characterized by an early fixed or later mobile stud carrier and is typically identified by the signature 256. This movement features manual wind functionality and includes a sweep second function. It was commonly utilized during the period around 1960.
The Bettlach 8429 features the following functions:
- Manual Winding
- Sweep second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|---|---|
| 4252 | Ordinary/None | Buy staff |
| 4252 | Incabloc | Buy staff |
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.60 x 0.105 x 320 x 9.5 mm | GR4504 | Manual | Buy mainspring |
| 1.55 x 0.100 x 290 x 9.0 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 |
|---|
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