Omega 19" HN
Mechanical
c. 1894
No photos yet
Notes
1894-1911
open face calibre
bimetallic screw balance with 4 adjustment screws
Breguet hairspring
options: Reed's regulator, cam disc regulator
First Omega calibre from Louis Brandt & Frère; it was made in grades A to D, where C and D offered chronometer precision.
The Omega, engraved into the balance cock (Fig.3), should symbolize as last letter of the Greek alphabet the summit of technology.
The name Omega of this calibre was given to the company not before 1903.
The redesign, introduced 1911, was renamed to Omega 42.7 in 1919.
Dimensions
| Width | 42.7 lignes (96.32 mm) |
|---|---|
| Height | 6.55 mm |
| Stem height | 0.4 mm |
| Hands (H × M × S) | 1.9 × 1.25 × 0.3 mm |
Technical data
| Beat rate | 18,000 vph (2.5 Hz) |
|---|---|
| Lift angle | — |
| Power reserve | 35 h |
| Jewels | — |
| Shock protection | — |
| Mobile stud carrier | No |
Complications
| Self winding | No |
|---|---|
| Date | No |
| Day | No |
| Hacking | No |
| Chronograph | No |
Mainspring
| GR code | — |
|---|---|
| Height | 17 mm |
| Thickness | 0.2 mm |
| Length | — |
| Barrel diameter | 2.6 mm |
Overview
| Type | Mechanical |
|---|---|
| Manufacturer | Omega |
| Year | c. 1894 |
| Family | — |
| Clone of | — |
Documents
None
Updated 7 days ago · 0 revisions