Brand, Seller, or Collection Name:Seiko Model number:SNKN37 Part Number:SNKN37 Item Shape:Square Dial window material type:Hardlex Display Type:Analog Clasp:Buckle Metal stamp:none Case material:Stainless steel Case diameter:43.5 millimeters Case Thickness:11.4 millimeters Band Material:leather calfskin Band length:Men's Standard Band width:24 millimeters Band Color:Brown Dial color:Blue Bezel material:Stainless steel Bezel function:Stationary Calendar:Day and date Movement:Automatic self wind Water resistant depth:165 Feet