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Valjoux VZ

Mechanical c. 1916 Chronograph
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Notes

1916-1974, >125000 (VZ + 23) Breguet hairspring option: single pusher at 2h The VZ is probably an early version of the 23, because both are almost equal except the coupling clutch. VZ is the designation used in known Valjoux data sheets, but now and then 23VZ can be read.

Dimensions

Width29.55 lignes (66.66 mm)
Height5.8 mm
Stem height0.5 mm
Hands (H × M × S)1.6 × 1.1 × 0.25 mm

Technical data

Beat rate18,000 vph (2.5 Hz)
Lift angle—
Power reserve48 h
Jewels—
Shock protection—
Mobile stud carrierNo

Complications

Self windingNo
Date No
Day No
HackingNo
ChronographYes

Mainspring

GR codeZf889
Height12 mm
Thickness0.14 mm
Length360 mm
Barrel diameter1.3 mm

Overview

TypeMechanical
Manufacturer Valjoux
Yearc. 1916
Family —
Clone of —

Documents

None

Updated 7 days ago · 0 revisions