Features: Stainless Steel Case Stainless Steel Bracelet Solar Movement Caliber: 8A50 Curved Sapphire Crystal Black Dial Analog Display Overcharge Prevention Function Chronograph Function Power Reserve Upto 6 Months Luminous Hands And Markers Pull/Push Crown Screwed Case Back Deployment Clasp 100m Water Resistance Approximate Case Diameter: 41.97mm Approximate Case Thickness: 12.91mm Approximate Lug Width: 20mm nbsp;