Watch Movement: Quartz Analog Water Resistance: 50 meters Case Diameter: 38 mm Case Height: 11.5 mm Case Material: Stainless Steel Case Color: Stainless Steel Dial Color: Black Strap / Lug Width: 18 mm Strap Material: Stainless Steel Strap Color: Stainless Steel Strap Buckle: Clasp (Self-Adjust) Battery Type: SR626SW