ETA 2650

 
ETA 2650 |

ETA 2650

Technical data

Manufacturer:ETA
Caliber:2650
Size:7 3/4'''
A/h:21600
lift angle:53°
Number of jewels:17
Escapement:Pallet lever
Balance types:Nickel anular balance
Shock protection(s):?
Balance bearing / direction hairspring:Counterclockwise
Moveable stud:yes
Adjust mechanism:Long regulator arm
Winding mechanism:yoke winding system
Features:
  • SCD (direct center seconds)
  • AUT (selfwinding)
Production years:1971 - 1980
Production figures:7.574.956 (2659, 2651, 2658)
Data sheet:1972
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.