Patek Philippe Grand Complications 5270

The Patek Philippe Grand Complications 5270, reference 5270P-016, is a chronograph set with diamonds, with a 41 mm platinum case. The watch has a perpetual calendar and moon phase. Manual-winding calibre CH 29-535 PS Q is visible through a display back. The round case measures 12.4 mm thick and carries a 30 metre water-resistance rating. A rubber strap fastens with a platinum folding clasp. The blue dial has date, weekday, month and small seconds displays, with a tachymeter.