Breitling Montbrillant 1903 ref. A41310: limited edition celebrating the Wright brothers’ first flight (1903). Approx. 42 mm stainless steel case with beaded slide‑rule bezel; sapphire crystal; ~30 m WR. Movement: Caliber 41 automatic chronograph (COSC). Edition size typically limited (e.g., ~1903 pcs).