Seiko 63A
Mechanical
c. 1976
No photos yet
Notes
1976-
no hairspring stud, hairspring clamped directly in terminal
many parts and casing dimensions from equivalent models of the 61XX family
Dimensions
| Width | 27 lignes (60.91 mm) |
|---|---|
| Height | 3.4 mm |
| Stem height | 1.25 mm |
| Hands (H × M × S) | 1.5 × 0.9 × 0.2 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 | — |
| Thickness | — |
| Length | — |
| Barrel diameter | — |
Overview
| Type | Mechanical |
|---|---|
| Manufacturer | Seiko |
| Year | c. 1976 |
| Family | — |
| Clone of | — |
Documents
None
Updated 7 days ago · 0 revisions