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.