Diesel Men's 'Ironside' Quartz Stainless Steel Watch, Color:Grey (Model: DZ4398) Industrial stylized watch featuring grid-textured dial with brushed centerpiece and three subdials for 60-minute, 60-second, and 24-hour timekeeping 55 mm stainless steel case with mineral dial window Quartz movement with analog display Stainless steel band with deployant-clasp closure Water resistant to 50 m (165 ft): In general, suitable for short periods of recreational swimming, but not diving or snorkeling