This certified authentic Patek Philippe Aquanaut Dress Watch, with the Model Number: 5164R-001, has a Rose Gold 38.5 mm Irregular Case with Screw Down Crown and a Rose Gold Bezel. This Men's Patek Philippe Aquanaut has an attractive Brown Dial with Arabic Dial Markers. The high quality Patek Philippe Manual-Wind Movement will keep perfect time for you. The reliable Patek Philippe Composite Bracelet will look great on your wrist. Patek Philippe 5164R-001 Aquanaut 40.8mm Brown Embossed Arabic Rose Gold Composite