Breitling caliber 27B

Ref. 27B

The Breitling caliber 27B is an automatic movement with a 42-hour power reserve, beats at 28,800 vph, and carries 38 jewels.

Breitling for Bentley version of caliber B27 with two 60 minute totalizers; one from the center, one at the combined hour & minute totalizer subdial at 9.

Type
Automatic
Display
Analog
Power reserve
42 h
Frequency
28800 vph
Jewels
38
Diameter
25.6 mm
Complications
Chronograph, Chronometer, Date, Hours, Minutes, Small Seconds