Winding: automatic

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

Power Reserve: 40 hours

Accuracy: -1/+5 seconds / day

Jewels: 41

Calibre JLC 938 , Jaeger-Lecoultre In-house manufacture

Swiss made

central hr

central min

small sec at 6

Small pointer date at 2

Power reserve indicator at 10

Watch brands using this movement: Jaeger-LeCoultre