Swiss Legend Men's 'Trimix Diver' Swiss Quartz Stainless Steel Casual Watch (Model: 13844-01-GA) Chronograph functions with 60 second, 30 minute and day of the week subdials; date window at 4:00; stainless steel bezel with gold tone top ring; sapphitek crystal Black dial with gold tone and white hands and silver tone Arabic numerals; luminous; crown with screw-down protective cap; stainless steel case; black silicone strap Swiss-quartz Movement Case Diameter: 46mm Water Resistant 200m (660ft):in General, Suitable for Professional Marine Activity and Serious Surface Water Sports, but not Diving