Elgin 420
Mechanical
c. 1915
No photos yet
Notes
1915-1917, 19000
open face calibre, model 5
bimetallic screw balance, Breguet hairspring
negative stem mechanism
like model 3, 0size, but smaller base plate
differences not known between model 3, 5, 7
Dimensions
| Width | — |
|---|---|
| Height | — |
| Stem height | — |
| Hands (H × M × S) | — |
Technical data
| Beat rate | 18,000 vph (2.5 Hz) |
|---|---|
| Lift angle | — |
| Power reserve | — |
| Jewels | — |
| Shock protection | — |
| Mobile stud carrier | No |
Complications
| Self winding | No |
|---|---|
| Date | No |
| Day | No |
| Hacking | No |
| Chronograph | No |
Mainspring
| GR code | — |
|---|---|
| Height | — |
| Thickness | — |
| Length | — |
| Barrel diameter | — |
Overview
| Type | Mechanical |
|---|---|
| Manufacturer | Elgin |
| Year | c. 1915 |
| Family | — |
| Clone of | — |
Related calibers
Documents
None
Updated 7 days ago · 0 revisions