Black DLC stainless steel case with a black nylon strap. Fixed black stainless steel bezel. Digital dial. Dial Type: digital. Qualcomm Snapdragon Wear 3100 quartz movement. Scratch resistant sapphire crystal. Solid case back. Round case shape, case size: 42 mm, case thickness: 14.3 mm. Band width: 22 mm. Buckle clasp. Water resistant at 50 meters / 165 feet. Functions: chronograph, hour, minute, second, altimeter, heart rate monitor, microphone, accelerometer, gyroscope, ambient light sensor, gps,. Additional Info: nfc payment feature (google pay). power: 340 mah = one full day, 4-5 extra days in time only mode. Smart watch style. Watch label: Swiss Made. Montblanc Summit 2 Chronograph Mens Smart Watch 119560.