Automatic Manual and automatic winding capabilities 21,600 vibrations per hour Power reserve: approximately 41 hours 23 jewels Date calendar Dial with pressed pattern and gloss finish Blue hour, minute, and second hands Box-shaped crystal Screwdown see-through caseback Case diameter: 40.5mm Stainless steel Case and Bracelet Water-resistant to 5 bar, 50 meters (165 feet) Caliber 4R35