AS 1221
Mechanical
Date
Day
No photos yet
Notes
probably the version with calendar has an own number
differences not known between 1221, 1239
Dimensions
| Width | 25.6 lignes (57.75 mm) |
|---|---|
| Height | 4.02 mm |
| Stem height | 1.1 mm |
| Hands (H × M × S) | 1.3 × 0.9 × 0.22 mm |
Technical data
| Beat rate | 18,000 vph (2.5 Hz) |
|---|---|
| Lift angle | — |
| Power reserve | 37 h |
| Jewels | — |
| Shock protection | — |
| Mobile stud carrier | No |
Complications
| Self winding | No |
|---|---|
| Date | Yes |
| Day | Yes |
| Hacking | No |
| Chronograph | No |
Mainspring
| GR code | GR5243 |
|---|---|
| Height | 1.8 mm |
| Thickness | 0.1 mm |
| Length | 300 mm |
| Barrel diameter | 8.5 mm |