Omega Grey Automatic Self Winding Watch # 231.53.39.21.06.003 (Men Watch). Band Color : Black. Dial Color : Grey. Band Material : Leather. Case Size Thickness : 13.2 millimetres. BandLength : Men Standard. Case Size Diameter : 39 millimetres. Case Material : Rose Gold. Clasp Type : Folding. Bezel Function : Fixed. Crystal : Scratch Resistant Sapphire. Water Resistant Depth : 150 meters. Movement Type : Automatic Self Winding. Model Number:231.53.39.21.06.003 231.53.39.21.06.00 231.53.39.21.06.0 231.53.39.21.06..