Invicta Men's 'Bolt' Quartz Gold-Tone and Stainless Steel Casual Watch, Color:Silver (Model: 21341) Chronograph with 60 second, 30 minute and day sub dials and date display 52mm stainless steel case with flame fusion crystal Quartz Movement Case Diameter: 52mm Water resistant 200m (660ft):in general, suitable for professional marine activity and serious surface water sports, but not diving