Automatic Movement: Mechanically Powered And Wound By The Motion Of The Wearer's Arm Or Manual Winding Silver-Tone Stainless Steel Bracelet Fold-Over Push-Button Deployment Clasp Stainless Steel Bezel And Case Mineral Crystal Push-Pull Crown Black Dial With Luminous Silver-Tone Hands Case: 45Mm In Diameter X 13Mm Thick Bracelet/Strap: 19Mm Wide X 8.5In Long Water-Resistant Up To 50 Meters 1-Year Manufacturer's Limited Warranty Our Products Are 100% Genuine. In Some Cases We Purchase Merchandise From Trusted Independent Suppliers And Not Directly From The Brand Owner. In All Cases We Stand By The Authenticity Of Every Product Sold On Our Site.