Invicta Mother of pearl Dial Stainless steel Band Watch # 21663 (Women Watch). Band Color : Silver. Dial Color : Mother of pearl. Display Type : Analog. Item Shape : Round Shape. Band Material : Stainless Steel. Case Size Thickness : 12 millimetres. BandLength : Women Standard. Case Size Diameter : 38 millimetres. Band Width : 15 millimetres. Case Material : Stainless Steel. Clasp Type : Fold-Over Clasp with Safety. Bezel Material : Stainless Steel. Bezel Function : Stationary. Crystal : Synthetic sapphire. Water Resistant Depth : 100 meters. Movement Type : Swiss quartz. Calendar Type : Day - date. Model Number:21663 2166 216 21.