G-shock men's multifunction watch. Made of black steel with safety lock. The round case has dimensions of 49.8 mm. Functions: Bluetooth® Smart; Smartphone time; Double lighting; Shockproof; Vibration resistant; Solar function; Neobrite; World time function; Stopwatch - 1/100 sec - 24 hours; Timer - 1/1 sec. - 1 hour; 5 daily alarms; Indication of the day of the week in several languages; Activating/deactivating the key sound; Hand moving function; Phone search; Automatic calendar; 12/24 hour format; Mineral glass; Carbon stainless steel case; Screwed case back; Solid stainless steel bracelet; Safety lock; Battery level indicator; Waterproof classification (20 bar).