Patek Philippe 5524G, first‑version full‑function‑aligned model

40.8mm case diameter, stainless‑steel case with alternating polished and brushed finish
Soft technical‑material strap, flexible, durable and wrist‑friendly
Patented dual‑time‑zone mechanism, two hidden push‑buttons on left‑hand side of case for quick‑adjusting hour hands
Separate day‑night windows for LOCAL and HOME time on dial
Caliber 324S S FUS self‑winding movement, equipped with Gyromax balance wheel and Spiromax balance spring for high time‑keeping accuracy