Winding: automatic

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

Power Reserve: 70 hours

Accuracy: -4/+6 seconds / day

Jewels: 47

Service every 8–10years

Calibre B01 , Breitling In-house manufacture

Swiss made

central hr

central min

small sec at 9

date at 6

Chronograph: 60s counter in center, 30m counter at 3 , 12h counter at 6

Watch brands using this movement: Breitling Navitimer

Quallity tier: In-house chrono

Reliability: Very high