Material: Stainless steel Strap: Third-party black leather belt - Kannon buckle Machine type: Quartz (in operation) Waterproof: 3 ATM water resistant Function: Chronograph small seconds Dial: Blue Case size: Diameter 45 mm (1.77 in) (excluding crown) Strap size: Arm circumference (inner diameter) maximum 20 cm (7.87 in) Lug width: 23.0 mm (0.91 in) Accessories: None USED item There are no scratches on the glass. There are some minor scratches on the main item of the watch, and there are also minor scratches on the bezel. The belt and buckle have been replaced with external products.