Omega R13.5
Mechanical
c. 1938
No photos yet
Notes
1938-1959, >1400000 (whole family except 245)
bimetallic screw balance
Dimensions
| Width | 13.5 lignes (30.45 mm) |
|---|---|
| Height | 3.25 mm |
| Stem height | 0.8 mm |
| Hands (H × M × S) | 1.08 × 0.65 × ? mm |
Technical data
| Beat rate | 21,600 vph (3 Hz) |
|---|---|
| Lift angle | — |
| Power reserve | 48 h |
| Jewels | — |
| Shock protection | — |
| Mobile stud carrier | No |
Complications
| Self winding | No |
|---|---|
| Date | No |
| Day | No |
| Hacking | No |
| Chronograph | No |
Mainspring
| GR code | — |
|---|---|
| Height | 6.5 mm |
| Thickness | 0.08 mm |
| Length | — |
| Barrel diameter | 1.2 mm |