Patek Philippe · Automatic

Caliber CH 28-520 HU

Self-winding movement with world time indications and chronograph. Mechanical self-winding movement Caliber CH 28-520 HU Chronograph 30-minute counter Indication of 24 time zones Diameter: 33 mm Height: 7.91 mm Jewels: 38 Parts: 343 Balance: Gyromax® Vibrations/hour: 28 800 (4 Hz) Spiral: Spiromax® Hallmark: Patek Philippe Seal

Technical Specifications

Winding

Automatic

Power Reserve

55 hours

Frequency

28,800 vph (4 Hz)

Jewels

38

Diameter

33 mm

Height

7.91 mm

Watches with this movement(5)

More Patek Philippe calibers

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