ETA 2540

Movement by ETA

Mechanical movement with manual winding, central seconds, 21,600 A/h, power reserve: 44 hours.

Other description: ETA 2544. The movement was used for ladies' watches.

Movement family

• ETA 2540, ETA 2544: manual winding
• ETA 2541, ETA 2545: manual winding, date
• ETA 2550: Automatic
• ETA 2551: Automatic, date

Description: Self-winding movement Incabloc shock protection Escapement: Stone lever Yoke winding system Nickel balance spring Functions: Hours, Minutes, (date) Central seconds Data: 7¾ lignes D 17.2 mm, H 3.3 mm 17 jewels 21,600 A/h Power reserve 44h Production period: 1967-1972