 |
Brand: | Landeron Swiss Movements | 
|
|---|---|---|---|
| Family: |
Unknown
|
||
| Height: | |||
| Jewels: | 27 | ||
| Reserve: | 48 hours | ||
| Frequency: | 28,800 A/h | ||
| Winding: | Automatic, Central Rotor Automatic Winding | ||
| Diameter: | (13.25 ligne) | ||
| Complications: | 2-Button, Cam Switching Chronograph, Chronograph, Date, Day | ||
| Hands: | Central 60 Second Chronograph Hand, Central Hour Hand, Central Minute Hand, Date Window at 3:00 | ||
| Distinguishing Technical Characteristics | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
 Central-Rotor Automatic  Clockwise Balance Cock |
|||||||||||
| Production: – | |||||||||||
| 1910s | 1920s | 1930s | 1940s | 1950s | 1960s | 1970s | 1980s | 1990s | 2000s | 2010s | 2020s |
Cal. L77 is an automatic chronograph movement produced by Landeron Swiss Movements. The design appears to be based on the ETA 7750 Family. The similar Cal. L73 has a date window at 4:00.
Cal. L77 was listed on the Landeron Swiss Movements website in 2020 but is no longer listed as of 2022.
Images are taken from official publications and are used here for commentary and educational purposes. Copyright is held by the original owner as noted.