Fortis Black Automatic Watch # 656.18.18-M (Men Watch). Band Color : Black. Dial Color : Black. Display Type : Analog. Item Shape : Round Shape. Band Material : Stainless Steel. Case Size Diameter : 42 millimetres. Case Material : Black PVD Stainless Steel. Bezel Material : Fixed Black PVD. Bezel Function : Fixed Black PVD. Crystal : Scratch Resistant Sapphire. Water Resistant Depth : 200 meters / 660 feet meters. Movement Type : Automatic. Calendar Type : Day of the Week and Date. Model Number:656.18.18-M 656.18.18- 656.18.18 656.18.1.