Thomas Earnshaw Men's ES-8028-55 Commodore Analog Display Japanese Quartz Silver Watch The Commodore offers the classic detailing of a vintage watch with the advanced functions suited to the modern man. Powered by a Japanese quartz chronograph movement, this watch features both sub dial displays and a tachymeter Stainless steel case. Stainless steel bracelet with deploy ant buckle. Water resistant to 165 feet (50 M): suitable for swimming and showering Japanese-quartz Movement Case Diameter: 43mm Water Resistant To 165 Feet