Features: Made In Japan Titanium Case Titanium Bracelet Automatic Movement Caliber: 5R66 30 Jewels Sapphire Crystal Black Dial Analog Display Power Reserve 12/24 Hours Display Accuracy: +/- 15 Sec/Month Luminous Hands And Markers Date Display Screw Down Crown Solid Case Back Deployment Clasp 100M Water Resistance Approximate Diameter: 46.7mm Approximate Thickness: 14.2mm