Patek Philippe caliber R TO 27 PS QR

Patek Philippe caliber R TO 27 PS QR
Brand:Patek Philippe
Reference:R TO 27 PS QR
Base: Patek Philippe R TO 27 PS
Movement:Handwound
Display:Analog
Diameter:28.00
Jewels:28
Reserve:48
Frequency:21600
Date:Date, Day, Leap Year, Month, Perpetual Calendar
Hands:Hours, Minutes, Small Seconds
Astronomical:Moonphase
Acoustic:Minute Repeater
Additionals:Tourbillon Escapement

Description

Perpetual calendar with retrograde date hand

All watches using this caliber: