Patek Phillipe Nautilus Moonphase Patek Philippe Patek Philippe sports series Nautilus-5740 Movement: Fully automatic mechanical movement Case: 316L stainless steel Strap: 316L solid stainless steel or leather strap Dimensions: Diameter 42mm Thickness: 11mm Similar items: Breitling Avenger Blackbird Patek Phillipe Aquanaut Patek Philippe Moonphase Diamonds Jaquet Droz Stars Reissue VC Overseas Chrono Moonphase