PATEK PHILIPPE 5990-1A-001 NAUTILUS SELF-WINDING

Self-winding mechanical movement. Caliber CH 28‑520 C FUS. Dual time zone mechanism indicating local and home time. Local and home day/night indication in apertures. Local date by hand.

Dial: black gradated, gold applied hour markers with luminescent coating.

Steel. Screw-down crown. Sapphire-crystal case back. Water resistant to 120 m. Case diameter (10 – 4 o’clock): 40.5 mm. Height: 12.53 mm.

Steel bracelet. Nautilus fold-over clasp.