Breitling chronograph

Chronograph Breitling, Genève, "Premier" , circa 1950s. Stainless steel wristwatch with triple calendar square button chronograph. Silvered dial, applied Arabic numerals, outer date ring with Arabic numerals, central date hand with red tip arrow, two windows for day and month in Italien, three sunken engine-turned subsidiary dials for constant seconds, 30 minutes and 12 hours registers.