Hamilton 689 (ETA 2451)
Mechanical
Self-winding (rotor)
No photos yet
Notes
black rhodium plated
Modifications against according ETA family:
Kif shock protection,
stud carrier,
softly adustable regulator,
barrel,
rotor,
automatic bridge with access to regulator,
probably just the designators were changed in 1966, as samples with different numbers on baseplate and rotor are known from this year
Dimensions
| Width | 25.6 lignes (57.75 mm) |
|---|---|
| Height | 5.3 mm |
| Stem height | 1.4 mm |
| Hands (H × M × S) | 1.5 × 0.9 × 0.21 mm |
Technical data
| Beat rate | 18,000 vph (2.5 Hz) |
|---|---|
| Lift angle | — |
| Power reserve | 47 h |
| Jewels | — |
| Shock protection | KIF |
| Mobile stud carrier | No |
Complications
| Self winding | Rotor |
|---|---|
| Date | No |
| Day | No |
| Hacking | No |
| Chronograph | No |
Mainspring
| GR code | — |
|---|---|
| Height | — |
| Thickness | — |
| Length | — |
| Barrel diameter | — |
Overview
| Type | Mechanical |
|---|---|
| Manufacturer | Hamilton |
| Year | — |
| Family | — |
| Clone of | — |
Documents
None
Updated 7 days ago · 0 revisions