Patek Philippe Complications 5235/50R-001 Annual Calendar Regulator Display Rose Gold

Patek Philippe's Annual Calendar Regulator is reintroduced in rose gold, with a two-tone graphite and ebony-black dial with a vertical smooth finish.
The self-winding movement is renowned for its high-tech regulator, which includes a Pulsomax® escapement and a Spiromax® balance spring in Silinvar®, both created by the "Patek Philippe Advanced Research" department.