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Bidlingmaier 120B
(Bifora)
Jewels: 7
Power Reserve: 34 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: 1903-1927
Diameter: 43.1 mm
Height: 6.6 mm
Hands: 1.65 x 0.92 / 0.25 mm
The Bidlingmaier 120B watch movement was produced from 1903-1927, with a total of 336,000 units manufactured. It features a hunter calibre, model 6, and is equipped with a bimetallic screw balance and a Breguet hairspring. The movement incorporates a negative stem mechanism, allowing for switching between winding and setting in the lever position. Similar to the 210 model, the escapement of the Bidlingmaier 120B has been modified. Additional functions of this movement include stem winding, which can be switched using either the crown or the lever, and a sub-second display.
The Bidlingmaier 120B features the following functions:
- Stem wind, switching by crown or lever
- Sub Second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
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Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 2.64 x 0.190 x 560 x 16.0 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) |
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Documents
Parts Listing
| Part Description | Reference # | Alternate | Buy |
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