Spovan Mens Altimeter Barometer Compass Black Titanium Sapphire Digital Watches Imported Swiss sensor , Professional accurate tracker  Altimeter , kown the distance from the top/foot of the mountain  Barometer , real-time air pressure  Compass , magnetic declination calibrating , fits outdoor activities like climbing , hiking , camping , enjoyable and safe at the same time Multifunction: Thermometer , Weather forecast(according to air pressure) , Pacer , Calendar , 2 groups Alarm , 12/24 Hour , Dual time diaplay , Stopwatch , Waterproof , Shockproof The watch dial is made of sapphire , the best material of watch dial , The watch case is made of titanium , luxury and high quality Water resistant to 165 feet (5ATM/50M) , suitable for swimming and showering , but please DO NOT press any buttons in the water and DO NOT contact with hot water , the high temperature will lead water to enter the watch more easily Case Diameter: 45.5MM(1.79") , Case thickness: 13.7MM(0.54") , Luxury watch in nice package , best gift for friends and family Case Diameter: 45.5 MM(1.79&#034;) Case Thickness: 13.7 MM(0.54&#034;) Net Weight: 82g Gross Weight: 183g Mirror Surface: Sapphire Case Material: Titanium metal Band Material: Leather with stainless steel buckle Altimeter Barometer Compass Thermometer Pacer Weather Forecast Stopwatch/Countdown/Back light/Dual Time Display/Alarm/Perpetual Calendar/5ATM Waterproof