316L Stainless Steel Case Stainless Steel Bracelet White Dial Automatic Movement Caliber: NH05 21 Jewels Sapphire Crystal Stainless Steel Bezel With Black Aluminum Ring Unidirectional Rotating Bezel Stainless Steel Screw Down Crown Analog Display Power Reserve Up to 50 Hours Luminous Hands And Markers Date Window At 3 O'Clock Screwed Solid Case Back (With Engraved Image Of A Lady Free Diver) Regular Diver Style Clasp: Fold-Over Lock And Two-Button Deployment 200M Water Resistance Approximate Case Diameter: 35.00 mm (Without Crown) Approximate Case Diameter: 38.00 mm (With Crown) Approximate Case Thickness: 12.40 mm Approximate Lug Width: 16.00 mm