PATEK ANNUAL CALENDAR REGULATOR
April 21st, 2019
Patek Philippe revisits the unique style of their Annual Calendar Regulator by presenting the Ref 5235/50R in rose gold, paired with a mesmerizing two-tone dial in graphite and ebony-black with a vertical satin finish. In addition to the look, the timepiece is very ?high-tech? ? incorporating a Pulsomax escapement and a Spiromax balance spring in Silinvar ? both developed by the ?Patek Philippe Advanced Research? department.