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ETA 406

 

ETA 406ETA 406

Description

A very old ETA cylinder movement is the one displayed here. It is even stamped with the old ETA hallmark. The ETA 406 is an 8 3/4 ligne cylinder movement with yoke winding mechanism.

ETA 406 dial sideETA 406 dial side

 

 

 Technical data

ManufacturerETA
Caliber406
Number of jewels10
Escapementcylinder
Shock protection(s)none
Balance cock directioncounterclockwise
Hairspring studfixed
Regulator typeLong regulator arm
Movement constructionEscapement wheel
Fourth wheel, Third wheel, Center wheel
Mainspring barrel
Winding mechanismyoke
Setting lever spring2 holes
FunctionsHour, minute
Beats per hour18000
Size83/4'''
Image in Flume Werksucher 1947 96
ETA 406ETAETA4068 3/4''''''ETA 40610 Jewels, 8 3/4'''''', 18000 A/h
Factsheet

 

 

Usage gallery

anonymous ladies' watchanonymous ladies' watch