Girard-Perregaux 30.6 (AS 1687)
Mechanical
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Notes
worm screw regulation gear
The family is based on the manual wind calibre AS 1687/1688.
differences not known between 30,4, 30.6
Dimensions
| Width | 25.6 lignes (57.75 mm) |
|---|---|
| Height | 3.6 mm |
| Stem height | 1.1 mm |
| Hands (H × M × S) | 1.5 × 0.9 × 0.21 mm |
Technical data
| Beat rate | 21,600 vph (3 Hz) |
|---|---|
| Lift angle | — |
| Power reserve | 44 h |
| Jewels | — |
| Shock protection | — |
| Mobile stud carrier | No |
Complications
| Self winding | No |
|---|---|
| Date | No |
| Day | No |
| Hacking | No |
| Chronograph | No |
Mainspring
| GR code | Zf774 |
|---|---|
| Height | 10 mm |
| Thickness | 0.11 mm |
| Length | 320 mm |
| Barrel diameter | 1.25 mm |
Overview
| Type | Mechanical |
|---|---|
| Manufacturer | Girard-Perregaux |
| Year | — |
| Family | — |
| Clone of | — |
Related calibers
Documents
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Updated 7 days ago · 0 revisions