Patek Philippe Grandmaster Chime Ref. 5175 is a wrist-format timekeeping instrument of absolutely unprecedented complexity and ingenuity that establishes new benchmarks in terms of technical and aesthetic elegance. In its double-face case with a diameter
PATEK PHILIPPE Grandmaster Chime Ref. 5175 To celebrate its anniversary, on 13 October, Patek Philippe pulled out all the stops and presented the most complicated wristwatch of its collections to date.