Authentic Patek Philippe model 5164g-001 Aquanaut. Features an automatic movement, GMT complication with central hand and sub-dial. Case is crafted from white gold with polished finish on the case back and bracelet equipped with a folding clasp. The opaline blue-gray dial displays luminous white gold hour markers and hands, Arabic numeral hour indicators, minute gradations on the outer bezel, date window at 4 o'clock. Sapphire crystal ensures scratch resistance and clarity. Water resistant to 30 meters (100 feet). Comes with a genuine leather strap.