Seiko 6619A
Mechanical
Self-winding (rotor)
Date
Day
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Notes
ball-bearing rotor
sophisticated excenter self-winding mechanism with just one gear stage (Fig.3)
stem mechanism without setting-lever spring
Diafix combined settings for escapement wheel
Dimensions
| Width | 27.6 lignes (62.26 mm) |
|---|---|
| Height | — |
| Stem height | — |
| Hands (H × M × S) | 1.5 × 0.9 × 0.15 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 | Rotor |
|---|---|
| Date | Yes (quick set) |
| Day | Yes |
| Hacking | No |
| Chronograph | No |
Mainspring
| GR code | GR3507-X |
|---|---|
| Height | 1.35 mm |
| Thickness | 0.1 mm |
| Length | 360 mm |
| Barrel diameter | 9 mm |
Overview
| Type | Mechanical |
|---|---|
| Manufacturer | Seiko |
| Year | — |
| Family | — |
| Clone of | — |
Related calibers
Documents
None
Updated 7 days ago · 0 revisions