ETA 2340

ETA 2340 | - The Movement Archive

ETA 2340


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

Size:5 1/2 x 8 3/4'''
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
  • lever
  • escape wheel, seconds wheel, third wheel, center minute wheel
  • mainspring barrel
References: Flume: 1957 46

Usage gallery

ETA 2340: Dogma Prima ladies' watch

Dogma Prima ladies' watch