Eterna 403L
Mechanical
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Notes
open face calibre
bimetallic screw balance with 4 adjustment screws
Breguet hairspring
on screw riveted washer for lifting the balance cock when unscrewing (Fig.5)
just minor differences between 403, 467
Dimensions
| Width | 40 lignes (90.23 mm) |
|---|---|
| Height | 5.4 mm |
| Stem height | 0.5 mm |
| Hands (H × M × S) | 1.9 × 1.2 × 0.3 mm |
Technical data
| Beat rate | 18,000 vph (2.5 Hz) |
|---|---|
| Lift angle | — |
| Power reserve | 47 h |
| Jewels | — |
| Shock protection | — |
| Mobile stud carrier | No |
Complications
| Self winding | No |
|---|---|
| Date | No |
| Day | No |
| Hacking | No |
| Chronograph | No |
Mainspring
| GR code | Zf3409 |
|---|---|
| Height | 16 mm |
| Thickness | 0.2 mm |
| Length | 460 mm |
| Barrel diameter | 1.9 mm |
Overview
| Type | Mechanical |
|---|---|
| Manufacturer | Eterna |
| Year | — |
| Family | — |
| Clone of | — |
Documents
None
Updated 7 days ago · 0 revisions