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Landeron 51
Ligne: 18'''
Jewels: 17
Frequency: 18000 vph
Type: Manual Wind
Period used: ~1952
Diameter: 40.6 mm
Hands: 2.20 x 1.30 mm
The Landeron 51 watch movement features a Breguet hairspring and a stem mechanism without a setting-lever spring. It is a manual-wind chronograph movement with a pillar wheel and offers chronograph functions for 60 seconds, 30 minutes, and 12 hours. Additionally, it supports stem winding and setting, as well as a sub-second display. The Landeron 51 movement was commonly used around 1952.
The Landeron 51 features the following functions:
- Chronograph Movement
- Manual-wind chronograph, 60s, 30min, 12h, pillar wheel
- Stem wind and set
- Sub Second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.30 x 0.180 x 480 x 15.0 mm | GR3408 | Manual | Buy mainspring |
| 1.30 x 0.180 x 450 x 15.0 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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