Patek Philippe. A fine stainless steel automatic calendar bracelet watch with dual time zone

Nautilus, Ref: 5990/1A-001, Circa 2014
Patek Philippe. A fine stainless steel automatic calendar bracelet watch with dual time zone
Model: Nautilus
Reference: 5990/1A-001
Date: Circa 2014
Movement: 34-jewel Cal.28-520 automatic, gold rotor, Gyromax balance, adjusted to heat, cold, isochronism and 6 positions, No.5800375
Dial: Ridged grey, applied luminous filled baton hour markers, white outer 1/5th second divisions with Arabic five minute markers, date indication at 12, subsidiary seconds at 6, home and local time indication at 3 and 9, polished baton hands with luminous inserts, centre chronograph and dual time zone hands
Case: Brushed and polished 3-part case, exhibition back, crown flanked by twin chronograph buttons, quick hour adjust buttons at 9
Strap/Bracelet: Fitted brushed and polished link
Buckle/Clasp: Signed folding clasp
Signed: Case, dial & movement
Size: 40.5mm