61 jewels
The R-CH-27-PS-QI is an automatic movement manufactured by Patek Philippe. It combines a minute repeater, monopusher chronograph, and instantaneous perpetual calendar. The movement contains 701 parts with 61 jewels, featuring Patek Philippe's Gyromax balance and Spiromax balance spring. This caliber is used in the reference 5270/1P.
TECHNICAL SPECIFICATIONS
Movement Type
Automatic
Jewel Count
61 jewels
Display Type
Analog
COMPLICATIONS
Minute RepeaterPerpetual Calendar
