Gruen 248 (AS 1977-2)
Mechanical
c. 1972
No photos yet
Notes
1972-
Dimensions
| Width | 13.05 lignes (29.44 mm) |
|---|---|
| Height | 3.5 mm |
| Stem height | 0.6 mm |
| Hands (H × M × S) | 1 × 0.55 × ? mm |
Technical data
| Beat rate | 21,600 vph (3 Hz) |
|---|---|
| Lift angle | — |
| Power reserve | 44 h |
| Jewels | — |
| Shock protection | — |
| Mobile stud carrier | No |
Complications
| Self winding | No |
|---|---|
| Date | No |
| Day | No |
| Hacking | No |
| Chronograph | No |
Mainspring
| GR code | — |
|---|---|
| Height | 6 mm |
| Thickness | 0.07 mm |
| Length | — |
| Barrel diameter | 1.5 mm |
Overview
| Type | Mechanical |
|---|---|
| Manufacturer | Gruen |
| Year | c. 1972 |
| Family | — |
| Clone of | — |
Documents
None
Updated 7 days ago · 0 revisions