Unitas 311
Mechanical
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Notes
open face calibre
bimetallic screw balance with 2 adjustment screws
Breguet hairspring
Dimensions
| Width | 37.55 lignes (84.71 mm) |
|---|---|
| Height | 3.05 mm |
| Stem height | — |
| Hands (H × M × S) | 2 × 1.1 × 0.28 mm |
Technical data
| Beat rate | 18,000 vph (2.5 Hz) |
|---|---|
| Lift angle | — |
| Power reserve | — |
| Jewels | — |
| Shock protection | — |
| Mobile stud carrier | No |
Complications
| Self winding | No |
|---|---|
| Date | No |
| Day | No |
| Hacking | No |
| Chronograph | No |
Mainspring
| GR code | GR2506 |
|---|---|
| Height | 1 mm |
| Thickness | 0.17 mm |
| Length | 480 mm |
| Barrel diameter | 14.5 mm |
Overview
| Type | Mechanical |
|---|---|
| Manufacturer | Unitas |
| Year | — |
| Family | — |
| Clone of | — |
Related calibers
Documents
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Updated 7 days ago · 0 revisions