Alloy with imitation aluminum rubber Spay case, Rubber strap, Black dial, Quartz movement, Scratch-resistant mineral, Water resistant up to 3 ATM - 30 Meters - 100 feetSpecification - Gender - Men Dial Color - Black Band Color - Black Case Diameter - 20mm Bracelet or Strap Width - 44mmmm Band Material - Rubber Crystal Type - Mineral Crown Type - Push/pull Clasp Type - Buckle Movement - Quartz