Seiko 5 Sports Automatic Blue Dial Stainless Steel 100M Mens Watch SRP677 Imported Seiko 24 Jewels Self-Winding Automatic Movement with Hackable Second Hand (Calibre 4R36) Stainless Steel Case and Band, Push Button Release Clasp with Safety Lock Feature Hardlex Mineral Crystal, Day/Date Display with Spanish Option, Luminous Hands and Markers Case Size: 45 mm Diameter, 12 mm Thickness Water Resistant - 100M, Transparent Screw Down Case Back