47.5 mm x width: 40.0 mm x thickness: 9.9 mm. Case material: Stainless steel. Band material: Stainless steel. Glass Material: Hardlex glass. Back Cover: Screw Back (Due to manufacturing reasons, the orientation of the back cover may vary from piece to piece). Water resistance: Reinforced water resistance for daily life (10 atm). Per month on average. Special box size: Height: 102 mm x width: 102 mm x thickness: 65 mm. Band features: Easy adjustable band. Other: Serial number on back cover, Calendar (date and day of week). International Buyers – Please Note. Thank you for your understanding.