AS 1920 Chronospeed
Mechanical
c. 1970
Self-winding (rotor)
Date
Day
No photos yet
Notes
1970-1974, only low volume production
AS2 lever regulator
originally designed for the chromometer ASSA Chronospeed 1920, but also applied by few other companies
Dimensions
| Width | 28 lignes (63.16 mm) |
|---|---|
| Height | 5.2 mm |
| Stem height | 2 mm |
| Hands (H × M × S) | 1.5 × 0.9 × 0.2 mm |
Technical data
| Beat rate | 36,000 vph (5 Hz) |
|---|---|
| Lift angle | — |
| Power reserve | 46 h |
| Jewels | — |
| Shock protection | — |
| Mobile stud carrier | No |
Complications
| Self winding | Rotor |
|---|---|
| Date | Yes (quick set) |
| Day | Yes |
| Hacking | No |
| Chronograph | No |
Mainspring
| GR code | — |
|---|---|
| Height | 11.5 mm |
| Thickness | 0.15 mm |
| Length | — |
| Barrel diameter | 1.15 mm |
Overview
| Type | Mechanical |
|---|---|
| Manufacturer | AS |
| Year | c. 1970 |
| Family | — |
| Clone of | — |
Documents
None
Updated 7 days ago · 0 revisions