Landeron 155
Mechanical
c. 1937
Chronograph
No photos yet
Notes
1937-1970, >3.500.000 (all derivatives based on Landeron 48)
There were various chrono mechanisms. And as their parts often were interchangable, occasionally series were produced with parts of different calibres.
like 148, with bigger pillar plate
differences not known between 154, 155
Dimensions
| Width | 31.8 lignes (71.73 mm) |
|---|---|
| Height | 6.2 mm |
| Stem height | 0.6 mm |
| Hands (H × M × S) | 1.85 × 1.3 × 0.25 mm |
Technical data
| Beat rate | 18,000 vph (2.5 Hz) |
|---|---|
| Lift angle | — |
| Power reserve | 41 h |
| Jewels | — |
| Shock protection | — |
| Mobile stud carrier | No |
Complications
| Self winding | No |
|---|---|
| Date | No |
| Day | No |
| Hacking | No |
| Chronograph | Yes |
Mainspring
| GR code | GR3530 |
|---|---|
| Height | 1.35 mm |
| Thickness | 0.15 mm |
| Length | 380 mm |
| Barrel diameter | 12 mm |
Overview
| Type | Mechanical |
|---|---|
| Manufacturer | Landeron |
| Year | c. 1937 |
| Family | — |
| Clone of | — |
Documents
None
Updated 7 days ago · 0 revisions