Automatic chronograph watch movement ETA 7550.
The movement is a high grade automatic chronograph with a very elaborate finish with perlage on black PVD coating and Cotes de Geneve open view skeleton oscillating mass.
All ETA automatic movements are made in Switzerland and must meet extremely strict criteria for precision before they make it into a watch. Their high frequency ensures excellent mechanical precision.
ETA 7750, Swiss Made. Automatic calibre.
Diameter: 30.4 mm (13 ¼”’) — 25 rubies. Rapid date correction.
Balance frequency: 28800 vibrations per hour (4 Hz).
Power reserve: about 42 hours.
Hours — minutes — small seconds at 9 o’clock. Chronograph counter: hours — minutes.
Central seconds counter. Date window.
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 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.