Marc by Marc Jacobs grey Dial Silicone Watch # MBM2589 (Women Watch). Band Color : Grey. Dial Color : grey. Display Type : Analog. Item Shape : Round Shape. Band Material : Silicone. BandLength : Men Standard. Case Size Diameter : 36 millimetres. Case Material : Stainless Steel. Movement Type : Quartz. Model Number:MBM2589 MBM258 MBM25 MBM2.