
Patek Philippe Nautilus Flyback Chronograph Date 40.5mm | 5980/1R-001
Case:18k rose gold.Diameter (10-4 o'clock): 40.5 mm.Thickness: 12.2 mm.Screw-down crown.Sapphire crystal case back.Water-resistant to 120 meters. Dial:Black gradient.Gold-applied hour markers with luminescent coating. Movement:Mechanical self-winding.Calibre CH 28-520 C.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. Bracelet:18k rose gold.Nautilus fold-over clasp. Material Case material: Rose gold Bracelet material: Rose gold Bezel material: Rose gold Clasp material: Rose gold Functions Hours, minutes, seconds, chronograph, flyback, date.