Tissot 17.5-21
Mechanical
c. 1941
No photos yet
Notes
1941-1956
Dimensions
| Width | — |
|---|---|
| Height | 1.8 mm |
| Stem height | 1.3 mm |
| Hands (H × M × S) | 1.23 × 0.66 × ? mm |
Technical data
| Beat rate | 19,800 vph (2.75 Hz) |
|---|---|
| Lift angle | — |
| Power reserve | 41 h |
| Jewels | — |
| Shock protection | — |
| Mobile stud carrier | No |
Complications
| Self winding | No |
|---|---|
| Date | No |
| Day | No |
| Hacking | No |
| Chronograph | No |
Mainspring
| GR code | GR3626 |
|---|---|
| Height | 1.4 mm |
| Thickness | 0.09 mm |
| Length | 240 mm |
| Barrel diameter | 7.5 mm |
Overview
| Type | Mechanical |
|---|---|
| Manufacturer | Tissot |
| Year | c. 1941 |
| Family | — |
| Clone of | — |
Documents
None
Updated 7 days ago · 0 revisions