Premier BO1 Chronograph 42

The Premier B01 Chronograph 42 is available in an array of dial colors and case materials. It comes on a choice of classic alligator leather strap or sleek 7-row metal bracelet. Today’s Premier also lives up to Willy Breitling’s uncompromising technical standards with its exceptional self-winding movement—the COSC-certified Breitling Manufacture Caliber 01—designed for maximum precision, reliability and functionality.