IWC Black Automatic Watch # IW356508 (Men Watch). Band Color : Silver Tone. Dial Color : Black. Display Type : Analog. Item Shape : Round Shape. Band Material : Stainless Steel. Case Size Thickness : 9.5 millimetres. Case Size Diameter : 40 millimetres. Case Material : Stainless Steel. Clasp Type : Tang. Bezel Material : Fixed Stainless Steel. Bezel Function : Fixed Stainless Steel. Crystal : Scratch Resistant Sapphire. Water Resistant Depth : 30 meters / 100 feet meters. Movement Type : Automatic. Calendar Type : Date. Model Number:IW356508 IW35650 IW3565 IW356.