Overview
Master the art of the modern complication with the Patek Philippe Nautilus Reference 5990/1A, featuring the highly coveted sunburst blue dial. This exceptional timepiece represents the pinnacle of Patek Philippe’s steel watchmaking, combining three highly practical complications: a flyback chronograph, a dual-time-zone (Travel Time) function, and an analog date. The blue dial variant (Ref. 5990/1A-011) is one of the most versatile and sought-after watches in the Nautilus collection, available now at Cest Watches.

A Dial of Depth & Precision
The sunburst blue dial is a masterpiece of horological design, featuring the iconic horizontal embossing that defines the Nautilus. The dial’s rich blue hue is enhanced by a delicate black gradient at the periphery, adding a sense of depth and sophistication. It provides a wealth of information with remarkable clarity: a 60-minute chronograph counter at 6 o’clock, a date sub-dial at 12 o’clock, and discreet day/night indicators for both local and home time.

The Ultimate Stainless Steel Nautilus
Crafted from high-performance stainless steel, the 40.5mm case retains the signature porthole-inspired silhouette and rounded octagonal bezel. The case features a sophisticated interplay of satin-brushed and highly polished finishes, highlighting the complex architecture of the Nautilus design. The two pushers on the left side of the case allow for easy adjustment of the local time hand in one-hour increments, while the chronograph pushers on the right provide seamless operation of the flyback function.

Horological Powerhouse: Calibre CH 28-520 C FUS
Powering this exceptional timepiece is the self-winding Calibre CH 28-520 C FUS, a movement that represents the absolute zenith of Patek Philippe’s engineering. This caliber combines a traditional column-wheel chronograph with a modern vertical disk clutch, allowing the chronograph hand to be used as a continuously running seconds hand without causing wear. The movement is visible through the sapphire crystal case back, showcasing the 21k gold central rotor and the meticulous hand-finishing that earns the Patek Philippe Seal.

Authenticity & Excellence at Cest Watches
At Cest Watches, we are dedicated to providing the most authentic luxury timepieces in NYC. This Patek Philippe 5990/1A is offered in exceptional condition as a full set, complete with its original Patek Philippe box, certificate of origin, and all accompanying manuals. Visit our boutique at 10 West 46th St, New York to experience the unrivaled prestige of the stainless steel Nautilus Travel Time Chronograph.

Technical Specifications
Brand    Patek Philippe
Model    Nautilus Travel Time Chronograph
Reference    5990/1A-011 (Blue Dial)
Condition    Pre-Owned / Excellent
Case Size    40.5mm
Material    Stainless Steel
Dial    Sunburst Blue w/ Black Gradient
Bracelet    Stainless Steel Nautilus Bracelet
Clasp    Nautilus Fold-Over Clasp with Lock
Movement    Automatic Calibre CH 28-520 C FUS
Functions    Flyback Chronograph, Travel Time, Date
Power Reserve    Approx. 55 Hours
Water Resistance    120m / 394ft
Inclusions    Full Set (Original Box, Papers, & Manuals)

Inquire Today
Own the ultimate steel Nautilus. Contact Cest Watches today to purchase this Patek Philippe 5990/1A Blue Dial or visit our luxury boutique in the heart of the Midtown Manhattan Diamond District.