Invicta Mother of pearl Dial Stainless steel Band Watch # 17858 (Men Watch). Band Color : Silver. Dial Color : Mother of pearl. Display Type : Analog. Item Shape : Round Shape. Band Material : Stainless Steel. Case Size Thickness : 18 millimetres. BandLength : Men Standard. Case Size Diameter : 50 millimetres. Band Width : 29 millimetres. Case Material : Stainless Steel. Clasp Type : Fold-Over Clasp with Safety. Bezel Material : Stainless Steel. Bezel Function : Unidirectional. Crystal : Synthetic sapphire. Water Resistant Depth : 200 meters. Movement Type : Swiss quartz. Calendar Type : Date. Model Number:17858 1785 178 17.