Invicta Men's 13923 S1 Rally Analog Swiss-Quartz Black Watch Swiss quartz movement Case diameter: 48 mm Chronograph functions with 60 second, 30 minute and 1/10th second subdials; date window at 4:00 Blue textured dial with tachymeter border, rose gold tone, red and white hands and rose gold tone Arabic numerals at 4:00 and 8:00; luminous Water resistant to 330 feet (100 M): suitable for snorkeling, as well as swimming, but not diving