Cortebert 540S
Mechanical
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Notes
open face calibre
bimetallic screw balance with 4 adjustment screws
Breguet hairspring
beryllium-bronze train
except varying bridge layouts no differences known between 526, 534, 540, 548
Dimensions
| Width | 41.85 lignes (94.41 mm) |
|---|---|
| Height | 5.6 mm |
| Stem height | 0.45 mm |
| Hands (H × M × S) | 1.85 × 1.1 × 0.27 mm |
Technical data
| Beat rate | 18,000 vph (2.5 Hz) |
|---|---|
| Lift angle | — |
| Power reserve | 34 h |
| Jewels | — |
| Shock protection | — |
| Mobile stud carrier | No |
Complications
| Self winding | No |
|---|---|
| Date | No |
| Day | No |
| Hacking | No |
| Chronograph | No |
Mainspring
| GR code | Zf3576 |
|---|---|
| Height | 16.5 mm |
| Thickness | 0.21 mm |
| Length | 470 mm |
| Barrel diameter | 2.1 mm |
Overview
| Type | Mechanical |
|---|---|
| Manufacturer | Cortebert |
| Year | — |
| Family | — |
| Clone of | — |
Related calibers
Documents
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Updated 7 days ago · 0 revisions