Breitling caliber B21

Brand:Breitling
Reference:B21
Movement:Automatic
Display:Analog
Jewels:47
Reserve:70
Frequency:28800
Chronograph:Chronograph, Column wheel
Hands:Hours, Minutes, Small Seconds
Additionals:Chronometer, Tourbillon Escapement

B21 description

Self-winding movement with chronograph and tourbillon.

Note - second Breitling movement to carry the B21 designation.

All watches using the Breitling B21 movement:

Breitling Premier Heritage B21 Chronograph Tourbillon Bentley (RB21201A1L1P1)

RB21201A1L1P1 Breitling Premier Heritage B21 Chronograph Tourbillon Bentley