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Hermann Becker 413
(Becker)
Ligne: 11.5'''
Jewels: 25
Lift Angle: 52°
Power Reserve: 39 hrs
Frequency: 18000 vph
Type: Automatic
Period used: ~1970
Diameter: 27 mm
Height: 5.5 mm
Hands: 0.19 mm
The Hermann Becker 413 watch movement was produced between 1962 and ~1970. Earlier samples featured a fixed stud carrier, while late samples employed a mobile stud carrier and pierced balance cock. This movement boasts several functions, including automatic winding, sweep seconds hand, and a digital display for the minute and hour. The date function can be adjusted by changing the time to 20:40-24h.
The Hermann Becker 413 features the following functions:
- Automatic Winding
- Date: set by changing 20:40-24h
- Digital display: minute, hour
- Sweep second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|---|---|
| 4272 | Ordinary/None | Buy staff |
| 4272 | Incabloc | Buy staff |
| 4272 | Monorex | Buy staff |
| 4272 | Rubyshock | Buy staff |
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.20 x 0.100 x 340 x 10.0 mm | GR2922X | 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) |
|---|
Documents
Parts Listing
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