Stainless steel case with a stainless steel bracelet. Fixed stainless steel bezel. Blue dial with silver-tone hands and alternating Roman numeral and stick hour markers. Minute markers around an inner circle. Dial Type: Analog. Luminescent hands and markers. Day of the week and date display appears at the 3 o"clock position. Automatic movement. Scratch resistant Hardlex crystal. Skeleton case back. Case diameter: 39 mm. Case thickness: 12 mm. Round case shape. Band width: 18 mm. Band length: men"s standard. Deployment clasp with push button release. Water resistant at 30 meters / 100 feet. Functions: date, day, hour, minute, second. Casual watch style. Seiko 5 Automatic Blue Dial Stainless Steel Mens Watch SNKL31.