Longines 890.1
Mechanical
c. 1975
Self-winding (rotor)
Date
Hacking
No photos yet
Notes
1975-
micrometer regulator
two serially coupled stacked barrels, one with fixed spring, one with slip spring
differences not known between 890, 890.1
Dimensions
| Width | 27 lignes (60.91 mm) |
|---|---|
| Height | 5.2 mm |
| Stem height | — |
| Hands (H × M × S) | 1.6 × 1 × 0.25 mm |
Technical data
| Beat rate | 28,800 vph (4 Hz) |
|---|---|
| Lift angle | — |
| Power reserve | 36 h |
| Jewels | — |
| Shock protection | — |
| Mobile stud carrier | No |
Complications
| Self winding | Rotor |
|---|---|
| Date | Yes (quick set) |
| Day | No |
| Hacking | Yes |
| Chronograph | No |
Mainspring
| GR code | — |
|---|---|
| Height | — |
| Thickness | — |
| Length | — |
| Barrel diameter | — |
Overview
| Type | Mechanical |
|---|---|
| Manufacturer | Longines |
| Year | c. 1975 |
| Family | — |
| Clone of | — |
Documents
None
Updated 7 days ago · 0 revisions