Breitling Movements
Breitling uses their own in house calibers for the more expensive watches and well selected Swiss made calibers based on ETA , Sellita or Dubois-Depraz for less costly watches. Calibers 01, B02, B03 and B04 are made by Breitling “in house” Caliber 01 Breitling Caliber 01 is automatic chronograph watch movement introduced by Breitling in …