Swiss Legend Men's 10125-014 Challenger Analog Display Swiss Quartz Black Watch Chronograph functions with 60 second, 30 minute and day of the week sub dials; date window at 4:00 Grey dial with silver tone and white hands, hour markers and Arabic numerals; luminous; unidirectional black ion-plated stainless steel bezel; tachymeter; screw-down crown; black ion-plated stainless steel accents; sapphitek crystal; stainless steel case; black silicone strap Swiss-quartz Movement Case Diameter: 49mm Water Resistant To 660 Feet