Eterna Watches Men's 'Kontiki Diver' Automatic Stainless Steel and Rubber Sport Watch(Model: 1594.44.40.1154) Self-winding mechanical movement; Specific eterna rotor with ctes de genve; Certified chronometer Dial/hands: Black dial; Central hours, minutes, and seconds hands, index marks and hands coated with superluminova; Date indication at 7:30 oclock; Power reserve indication at 4 oclock. Case/back: PVD coated titanium case; Dual-direction rotating, non-ratchet stainless steel bezel; Spring-loaded buttons; rotating flange with diver marks via bezel; 4 mm thick, non-reflecting; Scratch-resistant sapphire crystal Dimensions: Diameter: 46 mm; thickness: 16 mm Bracelet/clasp: Black natural rubber strap with folding clasp and divers extension. Water-resistant to 3280 feet (1000 M)