Alpina 720 (Certina 321)
Mechanical
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Dimensions
| Width | 27 lignes (60.91 mm) |
|---|---|
| Height | 3.9 mm |
| Stem height | — |
| Hands (H × M × S) | 1.43 × 0.8 × 0.2 mm |
Technical data
| Beat rate | 18,000 vph (2.5 Hz) |
|---|---|
| Lift angle | — |
| Power reserve | 42 h |
| Jewels | — |
| Shock protection | — |
| Mobile stud carrier | No |
Complications
| Self winding | No |
|---|---|
| Date | No |
| Day | No |
| Hacking | No |
| Chronograph | No |
Mainspring
| GR code | Zf1481 |
|---|---|
| Height | 11 mm |
| Thickness | 0.12 mm |
| Length | — |
| Barrel diameter | 1.8 mm |
Overview
| Type | Mechanical |
|---|---|
| Manufacturer | Alpina |
| Year | — |
| Family | — |
| Clone of | — |
Documents
None
Updated 7 days ago · 0 revisions