Patek Philippe caliber CH 28-520 QA 24H

Patek Philippe caliber CH 28-520 QA 24H
Brand:Patek Philippe
Reference:CH 28-520 QA 24H
Base: Patek Philippe CH 28-520 IRM QA 24H
Movement:Automatic
Display:Analog
Diameter:33.00
Jewels:40
Reserve:55
Frequency:28800
Date:Annual Calendar, Date, Day, Month
Chronograph:Chronograph, Column wheel, Flyback
Hands:Day / Night Indication, Hours, Minutes

Description

Movement based on CH 28-520 IRM QA 24H, yet without Power Reserve indicato and hour totalizer.

All watches using this caliber: