Perpetual Calendar Split Seconds Chronograph 5004

The Patek Philippe Perpetual Calendar Split Seconds Chronograph 5004 5004A-001 is a watch from the Grand Complications collection. It is a limited edition of 50 pieces, introduced in 2011. It has a 36.7 mm stainless steel case. It has a silver dial with mixed indices. It uses the hand-wound calibre CHR 27-70 Q, with a 60-hour power reserve. Its functions include date, day, month, perpetual calendar, chronograph, split-seconds (rattrapante) chronograph and small seconds.