Chronomat A13050.1 (Steel, 39–40 mm, ~1996–2002)

Breitling Chronomat ref. A13050.1: late-1990s core model. Stainless steel case ~39–40 mm, rider‑tab bezel, sapphire crystal, 100 m WR. Movement: Breitling Caliber 13 (ETA 7750 base), COSC. Tri‑compax layout with date at 3. Pilot bracelet or leather.