Authentic ETA 7751 automatic chronograph w. moon phases watch movement


Authentic ETA Product

Out of stock

Out of stock

Automatic chronograph watch movement ETA/Valjoux 7551.

The ETA/Valjoux caliber 7751 is a 17 jewels Swiss made self-winding automatic movement. This extremely multi-functional caliber is based on the legendary ETA/Valjoux caliber 7750 chronograph, but with additional complications including a full moon phase indicator at 6:00, a central date hand pointing to the date in the outer perimeter of the dial, day of the week and month windows at 12:00, and a 24 hour hand at 9:00.

Diameter: 13 1/4”’ (30.00mm)
Thickness: 7.90mm
Jewels: 17
Power Reserve: 44 hours
Vibrations Per Hour: 28,800 BPH
Shock System Incabloc
Features: Hours, minutes, small seconds, central chronograph seconds, central date hand, day of the week at 12:00 (left side), month at 12:00 (right side), 30 minutes chronograph counter at 12:00, 12 hours chronograph counter at 6:00, moonphase indicator at 6:00, 24 hour time at 9:00

The movement is marked with the ETA logo.

The article is sold “as is” – any other parts that are not mentioned in the description or shown in the photos are not included with this movement.

The movement is working but it was never tested for precision. As for any other NOS, vintage or used movement, a basic revision is recommended.

All the movements in our offers are service or replacement parts meant to be used by professionals for watch servicing. The movements are handled and stored in different boxes or containers, operations that may affect their accuracy. These movements are supposed to be cleaned, oiled, timed or adjusted by a professional before fully corresponding to the manufacturer specifications.

Base Movement

ETA 7751


28800 A/h

Jewel Count



Chronograph, Day/Date, GMT, Month Indicator, Moon Phases, Self-Winding, Swiss Made