Patek Philippe presents the Nautilus Travel Time Chronograph Reference 5990/1 in a generous rose gold version contrasting with the sunburst blue dial featuring an embossed horizontal pattern and applied hour-markers. The baton-style hands are in rose gold with a luminescent coating. This new model combines three highly sought-after complications: a self-winding flyback chronograph, an easy-to-use Travel Time function (dual time-zone), and a date display, coupled with local time.

Sunburst blue, gold applied hour markers with luminescent coating. Rose gold. Case diameter (10 - 4 o’clock): 40.5 mm. Height: 12.53 mm. Screw-down crown. Rose gold. Water-resistant to 120 m. Sapphire crystal case back. Patented fold-over clasp with lockable adjustment system. Flyback chronograph. Central chronograph hand. 60-minute counter. Two time zones: local and home time indication. Day/night indication for local time and home time in apertures. Date coupled with local time by hand.

Flyback chronograph. Central chronograph hand. 60-minute counter. Two time zones: local and home time indication. Day/night indication for local time and home time in apertures. Date coupled with local time by hand. Diameter: 31 mm. Thickness: 6.95 mm. Number of parts: 370. Jewels: 34. Power reserve: min. 45 hours - max. 55 hours. Winding rotor: 21K gold central rotor. Balance: Gyromax^®. Frequency: 28,800 semi-oscillations per hour (4 Hz). Balance spring: Spiromax^®. Hallmark: Patek Philippe Seal.