Authentic Men's Sports Watch with Black Digital Dial, Luminous Grey Hands and Interchangeable Display Functions; Brushed Titanium Case paired with a Brushed Titanium Bracelet equipped with Fixed Tang Clasp; Solar Powered Quartz Movement Caliber 16; GMT Function for Universal Timekeeping; Chronometer Accuracy; Automatic Daylight Saving Time Adjustment; Perpetual Calendar Feature; Sapphire Crystal Glass resistant to Scratching; GPS Tracking and Navigation capabilities; Heart Rate Monitoring, Distance Calculation, Step Counting, Calories Burned tracking functions included; Altimeter function; Speed and Pace measurement available; Bluetooth Connectivity for notifications and alerts; Eco Mode power saving feature; Automatic Sleep mode detection; 50 Meters / 165 Feet Water Resistance; Round Case Shape measuring 43.75mm Diameter x 43mm Width x 13.50mm Thickness with Solid Case Back