Bulova 10AH
Mechanical
c. 1939
Chronograph
No photos yet
Notes
1939-1942
Breguet hairspring
coupling by swiveling hand pinion
smallest diameter for a serial-produced chronograph
Dimensions
| Width | 23.3 lignes (52.56 mm) |
|---|---|
| Height | 5.5 mm |
| Stem height | — |
| Hands (H × M × S) | 1.55 × 0.85 × 0.2 mm |
Technical data
| Beat rate | 18,000 vph (2.5 Hz) |
|---|---|
| Lift angle | — |
| Power reserve | 38 h |
| Jewels | — |
| Shock protection | — |
| Mobile stud carrier | No |
Complications
| Self winding | No |
|---|---|
| Date | No |
| Day | No |
| Hacking | No |
| Chronograph | Yes |
Mainspring
| GR code | GR3254 |
|---|---|
| Height | 1.3 mm |
| Thickness | 0.1 mm |
| Length | 300 mm |
| Barrel diameter | 9 mm |
Overview
| Type | Mechanical |
|---|---|
| Manufacturer | Bulova |
| Year | c. 1939 |
| Family | — |
| Clone of | — |
Documents
None
Updated 7 days ago · 0 revisions