Longines Master Collection Moonphase L2.909.4.78.3

40×12mm, stainless‑steel case, barleycorn‑texture dial, blued‑steel lance‑shaped hands, moon‑phase complication at 6‑o’clock. Italian leather strap, stainless‑steel butterfly buckle. Custom Cal.L899 automatic‑winding movement, display case‑back.