Features: Titanium Case Silicone Strap Quartz Movement Caliber: 8T67 Hardlex Crystal Black Dial Analog Display Chronograph Function Tachymeter Scale Luminous Hands Date Display Pull/Push Crown Screwed Case Back Buckle Clasp 100M Water Resistance Approximate Case Diameter: 42mm Approximate Case Thickness: 14mm Approximate Lug Width: 20mm