Movement : Automatic Glass : Hardlex Crystal Case size 42.5 millimeters Thickness 13.38 millimeters Waterproof performance of 100 meters Cal.4R36 automatic winding mechanism or pick up the winding via the crown. Window showing date at 3 o'clock. Reservation of the yard for up to 41 hours. Lumibrite glows clear even at low light. The bezel can be rotated counterclockwise for use in timekeeping. Stainless steel case, durable, comes with a stainless steel braided line, can be adjusted as needed. Hardlex Crystal dial. Case size 42.5 millimeters. Thickness 13.38 millimeters. Waterproof performance of 100 meters.