Patek Philippe - 5971/11P-101

Perpetual Calendar Chronograph 5971 Sapphire

Brand: Patek Philippe
Family: Grand Complications
Reference: 5971/11P-101
Name: Perpetual Calendar Chronograph 5971 Sapphire
Produced: 2010 - 2010
Limited: Yes, 5 units


Material: Platinum
Glass: Sapphire
Back: Open
Shape: Round
Diameter: 40.00 mm
Height: 10.70 mm
W/R: 25.00 m


Color: Black
Indexes: Stick / Dot
Hands: Feuille
5971/11P-101  : Patek Philippe Perpetual Calendar Chronograph 5971 Sapphire


The Patek Philippe reference 5971 is a gem-set variation of the 5970 perpetual calendar chronograph. Refence 5971/13P-010 was introduced in 2010 as a limited edition of 10 pieces. It is set with a total of 42 baguette-cut sapphires.

Picture by Sotheby's.


Based on a Nouvelle Lemania ebauche, the CH 27-70 Q powered the iconic references 3970 and 5970. With added rattrapante function (CHR 27-70 Q) it also served in the much-coveted 5004. It was the last of the Patek Philippe Perpetual Calendar Chronograph movements not to be fully in-house.

Brand:Patek Philippe
Caliber:CH 27-70 Q
Base: Lemania 2310
Diameter:30.00 mm
Reserve:60 h
Frequency:18000 bph
Time:Hours, Minutes, Small Seconds, Day / Night Indication
Date:Date, Day, Leap Year, Month, Perpetual Calendar
Chronograph:Chronograph, Column wheel

More watches using the Patek Philippe CH 27-70 Q caliber