Product information: Color: Solid Steel Belt blue, steel belt dark blue Thickness: 11mm Waterproof performance: 30m Movement type: Quartz Dial diameter: 40.5mm Crown type: Spiral crown Case back type: Ordinary Mirror material: mineral reinforced glass mirror Buckle style: pin buckle Watch-buttom material: Stainless steel Strap material: genuine leather Dial shape: round Watchcase material: Stainless steel