
Patek Philippe Complications Flyback Chronograph Annual Calendar 42mm | 5905/1A-001
Case:Stainless steel.Diameter: 42 mm.Thickness: 14.13 mm.Sapphire crystal case back.Water-resistant to 30 meters. Dial:Olive green sunburst, gold applied hour markers. Movement:Self-winding mechanical movement.Calibre CH 28â520 QA 24H.Flyback chronograph.Central chronograph hand and 60-minute counter.Annual calendar.Day, date, month and day/night indication displayed in apertures.Diameter: 33 mm.Thickness: 7.68 mm.Parts: 402.Jewels: 37.Power reserve: min. 45 hours - max. 55 hours.Winding rotor: 21K gold central rotor.Balance: Gyromax.Frequency: 28,800 semi-oscillations/hour (4 Hz).Balance spring: Spiromax.Hallmark: Patek Philippe Seal. Bracelet:Stainless steel.Fold-over clasp. Material Case material: Stainless steel Bracelet material: Stainless steel Bezel material: Stainless steel Clasp material: Stainless steel Functions Hours, minutes, seconds, chronograph, flyback, annual calendar,