Victorinox Swiss Army Men&#39;s &#39;Alliance&#39; Swiss Quartz Stainless Steel Sport Watch, Color Swiss-made Quartz chronograph movement Chrono functions: allows a 1/10" of a second timing, 60-second and 30-minute counters Tachymeter scale on the flange Case diameter: 36.5 mm Water resistant to 330 feet (100 M): suitable for snorkeling, as well as swimming, but not diving