Winding: automatic

Frequency - Variations per hour: 4Hz - 28800 V/h

Power Reserve: 50 hours

Accuracy: +1/+4 seconds / day

Jewels: 28

Calibre H1837 manufactured by Vaucher Manufacture Fleurier

Swiss made

Thickness: 3.7

central hr

central min

central sec

Watch brands using this movement: Hermes