Bulova 17AH (ETA 951, 953)
Mechanical
c. 1935
No photos yet
Notes
1935-1953
open face calibre
Breguet hairspring
back side plane or with bevelled edge
Usually the ETA 953 is recorded as base. Thus the signature on the example movement indicates that the ETA 951 is the Bulova variant of the ETA 953.
Dimensions
| Width | 37.9 lignes (85.49 mm) |
|---|---|
| Height | 3.95 mm |
| Stem height | 1.6 mm |
| Hands (H × M × S) | 2 × 1 × 0.28 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 | No |
| Day | No |
| Hacking | No |
| Chronograph | No |
Mainspring
| GR code | Zf2793 |
|---|---|
| Height | 15 mm |
| Thickness | 0.19 mm |
| Length | 430 mm |
| Barrel diameter | 1.2 mm |
Overview
| Type | Mechanical |
|---|---|
| Manufacturer | Bulova |
| Year | c. 1935 |
| Family | — |
| Clone of | — |
Documents
None
Updated 7 days ago · 0 revisions