With the rounded octagonal shape of its bezel, the ingenious porthole construction of its case, and its horizontally embossed dial, the Nautilus has epitomized the elegant sports watch since 1976. Forty years later, it comprises a splendid collection of models for men and women. In steel, rose gold, white gold or two-tone combinations they accompany the most active lifestyles with incomparable class.

Blue sunburst dial, gold applied hour markers with luminescent coating. Steel/rose gold. Case diameter (10-4 o'clock): 40.5 mm. Height: 12.2 mm. Screw-down crown. Water-resistant to 120 m. Sapphire crystal case back. Steel/rose gold. Patented fold-over clasp with lockable adjustment system. Flyback chronograph. Flyback chronograph. 60-minute and 12-hour monocounter. Sweep seconds hand (chronograph hand).

Chronograph with 60-minute and 12-hour mono-counter. Date. Diameter: 30 mm. Thickness: 6.63 mm. Number of parts: 327. Bridges: 13. Jewels: 35. Power reserve: min. 45 hours - max. 55 hours. Winding rotor: 21K gold central rotor. Balance: Gyromax^®. Vibrations/hour: 28 800 (4 Hz). Balance spring: Spiromax^®. Hallmark: Patek Philippe Seal.