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Landeron 52
Ligne: 18.5'''
Jewels: 15
Power Reserve: 33 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: ~1925
Diameter: 41.65 mm
Height: 5.3 mm
Hands: 2.00 x 1.15 / 0.26 mm
Base: Unitas 32
The Landeron 52 watch movement is a hunter calibre design, potentially featuring a left-handed ratchet-wheel screw. The specific differences between the Alpina hunter 273 and 274 movements are not disclosed. This movement offers functions such as stem winding and setting, along with a sub-second display. It was commonly used around the year 1925.
The Landeron 52 features the following functions:
- Stem wind and set
- Sub Second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
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Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 2.10 x 0.200 x 490 x 16.5 mm | Manual | Buy mainspring | |
| 2.10 x 0.195 x 500 x 16.0 mm | GR6087 | Manual | Buy mainspring |
Incabloc Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
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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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