Ref #: WGZAB10751
Nautilus Annual Calendar Steel (5726/1A-010)
The Patek Philippe Nautilus Annual Calendar (ref. 5726/1A-010) features the Caliber 324 S QA LU 24H mechanical automatic movement; silvery-white dial; annual calendar complication with day, date and month shown in apertures; moon phase with AM/PM indicator; center seconds hand; sapphire crystal, transparent case back; and 40.5mm, stainless steel case on an integrated stainless steel, Nautilus-style bracelet.
Building on the tremendous popularity of the Nautilus Annual Calendar on a strap, in 2012, Patek Philippe launched the 5726/1A, the first Nautilus Annual Calendar watch on a bracelet.