The Issac multifunction watch comes in a silver tone metal case with a black genuine leather strap. Number of Batteries: 1 Features: Multi-Function, Quick Ship Battery Type: Lithium Ion Jewelry Closure: Buckle Power Source: Battery (included) Watch Movement: Quartz Water Resistance: 50m Band Color: Black Dial Color: Black Metal Color: Gray Case Thickness: 11mm Case Width: 44mm Watch Band Length: 7 3/8 Inch Band Content: Leather Case Materials: 100% Stainless Steel Battery Size: Sr920sw Band Width: 22mm Care: Wipe Clean Country of Origin: Imported Quick Ship items ship directly from the manufacturer within 3 to 5 business days. Photos are enlarged to show detail.