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ETA 406

 
ETA 406 |

ETA 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: ETA 406 dial side

ETA 406 dial side

Technical data

Manufacturer:ETA
Caliber:406
Size:8 3/4'''
A/h:18000
Number of jewels:10
Escapement:Cylinder
Shock protection(s):none
Balance bearing / direction hairspring:Counterclockwise
Moveable stud:no
Adjust mechanism:Long regulator arm
Construction:
  • escape wheel
  • seconds wheel, third wheel, center minute wheel
  • mainspring barrel
Winding mechanism:yoke winding system
Setting lever spring:2 holes
References:Flume: 1947 96
Hint: The jewel count, the types of balances used, and the shock protections employed refer only to the specimens held in the archive and are therefore not relevant for the precise identification of the movement.

Usage gallery

ETA 406: anonymous ladies' watch

anonymous ladies' watch

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