Invicta Silver-Tone Dial Polyurethane Watch # 17113 (Men Watch). Band Color : Black. Dial Color : Silver-Tone. Item Shape : Round Shape. Band Material : Polyurethane. Case Size Thickness : 17 millimetres. Band Width : 30 millimetres. Case Material : Plastic Stainless Steel. Clasp Type : Buckle. Crystal : Mineral. Movement Type : Quartz. Model Number:17113 1711 171 17.