23mm Rubber Watch Band Strap Fits Casio Replacement Luminox 3050 8800 and 3950 Series Band width: 23 mm , Lug width: 23 mm Soft, waterproof silicone rubber fits comfortably on your wrist. The maintenance free stainless steel buckle resists corrosion. This strap is a heavy duty, black polyurethane with a stainless steel buckle This is a replacement band for Luminox 3050, 3060, 3080, 3180, 4200, 6400, 8820, 3950 Series The band is 23 millimeters in width where it attaches to the watch