De Grisogono Instrumento N°Uno is a self-winding watch movement displaying hours, minutes, seconds, and date. It is based on the ETA 2892A2.
This is the ETA 2892 A2 “soigné” version base movement, part of the de GRISOGONO calibre DF 11-89, with 21 jewels and a power reserve of about 46 hours.
De Grisogono Instrumento N°Uno, Swiss Made. Automatic calibre.
Diameter: 26.2 mm (11 1/2”’) — 21 rubies. Rapid date correction.
Balance frequency: 28,800 vibrations per hour (4 Hz).
Power reserve: about 46 hours.
Hours — minutes — seconds. Special De Grisogono date disc.
Black PVD, blue screws, oscillating mass marked “Instrumento N°Uno“.
This is the fully functional automatic base only, part of the calibre DF 11-89, not the complete movement.
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.
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.