Case Diameter40mm to 40.6mm Thickness~11.5mm to 12mm Lug Width21mm Case Material316L Surgical Stainless Steel MovementJapanese Seiko NH36 Automatic (Self-winding, hacking)
Model Number: SFHY00821 Case Diameter: 44 mm large-sized sports dress profile. Case Material: Ion-Plated (IP) yellow gold-tone premium stainless steel.