Seiko Spirit Chronograph SBTR021 JDM Quartz Analog Black Strap Men's Watch JDM Version Stainless steel Case Genuine Leather Strap Quartz Movement Caliber: 8T63 Hardlex Crystal Black Dial Analog Display Chronograph Function Date Display Pull/Push Crown Solid Case Back Deployment Clasp 100M Water Resistance Approximate Case Diameter: 39.8mm Approximate Case Thickness: 11.6mm Call for more Details