Patek Philippe
5990/1A-011 Nautilus
Rounded octagon
Sapphire crystal
Stainless steel
40.5mm
30m
12.53mm
Blue sunburst with black-gradient rim, embossed
Gold applied with luminescent coating
Flyback chronograph
Up to 55h
Self-winding mechanical movement
CH 28‑520 C FUS
Flyback chronograph, Central chronograph hand, 60-minute counter, Two time zones with local and home time indication, Day/night indication for local time and home time in apertures, and date coUpled with local time by hand
Stainless steel
Fold-over clasp with lockable adjustment system