Swiss Legend Men's 'Tungsten Pro Quartz Stainless Steel Casual Watch, Color:Grey (Model: T8010-14) Chronograph functions with 60 second, 30 minute and 1/10 of a second silver subdials; date window at 4:00 Grey dial with silver tone, red and white hands and hour markers; luminous; unidirectional tungsten bezel; screw-down crown; tachymeter; sapphire crystal; tungsten case and bracelet Swiss-quartz Movement Case Diameter: 45mm Water Resistant To 330 Feet