MONTBLANC Calibre 4810 501 (ETA7750) automatic chronograph watch movement


Out of stock

Out of stock

MONTBLANC Calibre 4810 501 automatic chronograph watch movement – 7750 ornamented variant.

The movement is ornamented with perlage and Cotes de Geneve finishing.

All 7750 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.

MONTBLANC Calibre 4810 501, Swiss Made. Automatic calibre.
Diameter: 30.4 mm (13 ¼”’) — 25 rubies. Rapid date correction.

Balance frequency: 28,800 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.

Oscillating mass features the “Côtes de Genève” motif and it is decorated with the markings “4810 501 | MONTBLANC MEISTERSTUCK | TWENTY FIVE 25 JEWELS | SWISS”.

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 should be considered as service or replacement parts, and are meant to be used by professionals for watch servicing. These movements are changing hands or are packed in different boxes or containers, operations that may affect the movement accuracy. These movements are supposed to be oiled, timed or adjusted by a professional before fully corresponding to the manufacturer accuracy specifications.