ETA 1080

ETA 1080 |

ETA 1080


The caliber ETA 1080 launched in 1950 and its construction was pioneering for nearly all manual wind movements of that decade. It got its accolade in terms of the ETA 1256, which was the first selfwinding ETA movement, based on exactly that ETA 1080.

ETA 1080: base plate

base plate

There are no construction traces of older movements any more, it’s a very modern construction where no more distinct gear bridges are used, but all the gears are under one single, triangular shaped gear bridge, except the …

ETA 1080: minute wheel cock

minute wheel cock

In the fifties, it was common, that the minute wheel was directly driven by the mainspring and located under an own cock. The upper jewel bearing is also used for the center second hand, which is also directly driven.

ETA 1080: gear train

gear train

With a directly driven center second, this movement was up to date in the 1950ies and pioneering for uncountable other movement of the same construction.

ETA 1080: side view of the gear train

side view of the gear train

The shock protected screw balance in beared in two Incablock shock protections and beats slowly with 18000 A/h. It easy to guess, that it controls a conventional swiss pallet lever movement.

ETA 1080: ETA 1080 Zifferblattseite

ETA 1080 Zifferblattseite

On the dial side, everything is typical for the 1950ies, the yoke winding system, the Incablock bearings and the extensive use cap jewels, even for the oil-free lever bearing.

The specimen shown here, has got the highest number of jewels available, 21 jewels, but there were also other versions available with “only” 17 jewels, where most cap jewels were ommitted, except the cap jewel on the movement side for the escapement wheel.

Technical data

Size:10 1/2''' (measured: 23,2mm)
Number of jewels:21
Escapement:Pallet lever
Balance types: Nickel screw balance
Shock protection(s): Incabloc
Balance bearing / direction hairspring:Clockwise
Moveable stud:no
Adjust mechanism:Long regulator arm
  • lever
  • escape wheel, seconds wheel, third wheel
  • center minute wheel
  • mainspring barrel
Construction type:solid construction
Winding mechanism:yoke winding system
Setting lever spring:1 hole(s)
  • SCD (direct center seconds)
References: Flume: 1952 4
Mentioning in literature (years): 1964 - 1965

Usage gallery

ETA 1080: Invicta mens' watch

Invicta mens' watch