Patek Philippe caliber CH 28-520 HU

Patek Philippe caliber CH 28-520 HU
Brand:Patek Philippe
Reference:CH 28-520 HU
Base: Patek Philippe CH 28-520 C
Movement:Automatic
Display:Analog
Diameter:33.00
Jewels:38
Reserve:55
Frequency:28800
Date:Date
Chronograph:Chronograph, Column wheel
Hands:Hours, Minutes, World Time

Description

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

All watches using this caliber: