2022 Full set, Breitling, Aviation Chronograph 1 Series, model: AB0121211C1P2, a rare new 43 blue dial aviation chronograph B01, features a 43mm bold deep blue dial, luminous hour markers, three sub-dial chronograph functions, a red chronograph large seconds hand, date display, a white circular flight slide rule, a stainless steel bidirectional rotating bezel, crafted from stainless steel, and is equipped with the self-produced new 01 automatic winding movement with a transparent back. Swiss Observatory certified, 70-hour power reserve