Style #: GB8140GU. Gender: Men's. Case Material: Stainless steel/metal alloy. Dial Color: Gunmetal-tone with black diamond details (0.02 ctw). Band Material: Metal alloy. Closure: Deployment. Case Diameter: 40mm. Band Width: 20mm. Band Length: 8". Movement: Quartz. Box included. Imported Please note: Diamond weight may not be exact.