ETA 2340

 
ETA 2340

ETA 2340

Description

Form movements from ETA are rather rare, the last one might have been factured in the 1950ies. The caliber 2340 described here, which contains a nickel screw-balance, but is missing a shock protection, is from that time.

Technical data

Manufacturer:ETA
Caliber:2340
Number of jewels:15
Escapement:Pallet lever
Balance types: Nickel screw balance
Shock protection(s): none
Balance bearing / direction hairspring:Counterclockwise
Moveable stud:no
Adjust mechanism:Long regulator arm
Construction:
  • lever
  • escape wheel, seconds wheel, third wheel, center minute wheel
  • mainspring barrel
Functions:hour, minute
A/h:18000
Size:5 1/2 x 8 3/4'''
Literature: Flume: 1957 46

Usage gallery

Dogma Prima ladies' watch

Dogma Prima ladies' watch