Oris Aquis Diver model 01 400 7769 4154-07 8 22 09PEB. Powered by the phenomenal Oris Caliber 400 automatic movement. Made in house by Oris in Switzerland, this new movement has 21 jewels and a massive 5 day power reserve. The movement is housed in a stainless steel case on a bracelet. Black dial with luminous hands and markers. Black color ceramic uni-directional bezel. Sapphire scratch resistant crystal. Water resistant to 300 meters. Functionality-Plain 3-Hand Movement-Automatic