Swiss Legend Men's 10125-BB-09-DD Challenger Analog Display Swiss Quartz Black Watch Chronograph functions with 60 second, 30 minute and day of the week subdials; date window at 4:00 Champagne dial with black and white hands, hour markers and Arabic numerals; luminous; unidirectional black ion-plated stainless steel bezel; screw-down crown; tachymeter; sapphitek crystal; black ion-plated stainless steel case; black silicone strap Swiss-quartz Movement Case Diameter: 49mm Water Resistant To 660 Feet