CaliberDB

ETA-ESA 9150 Dynotron

Mechanical c. 1967 Date Hacking
No photos yet

Notes

1967-1970 first calibre with electronically controlled balance motor

Dimensions

Width28 lignes (63.16 mm)
Height5.55 mm
Stem height—
Hands (H × M × S)1.5 × 0.9 × 0.22 mm

Technical data

Beat rate21,600 vph (3 Hz)
Lift angle—
Power reserve—
Jewels—
Shock protection—
Mobile stud carrierNo

Complications

Self windingNo
Date Yes
Day No
HackingYes
ChronographNo

Mainspring

GR code—
Height—
Thickness—
Length—
Barrel diameter—

Overview

TypeMechanical
Manufacturer ETA-ESA
Yearc. 1967
Family —
Clone of —

Documents

None

Updated 7 days ago · 0 revisions