Product ID: 19183948 Nixon Regulus Black Silver Watch Developed in conjunction with US Special Forces, the Regulus is hands down the toughest timepiece we've ever made. It's shock-proof, ultra water-resistant, has a five-year battery, and is equipped with features like dual timers, silent mode, adjustable LED backlight, and three independent alarms. PU, Rubber, Silicone Imported Item cannot be shipped to P.O. Boxes