Seiko 5 Sports Automatic 24 Jewels SRP797 SRP797K1 SRP797K Men's Watch Features: Black IP Stainless Steel Case Black IP Stainless Steel Bracelet Automatic Movement Caliber: 4R36 24 Jewels Mineral Crystal Blue Dial Luminous Hands And Markers Day And Date Display See Through Case Back Deployment Clasp 100M Water Resistance Approximate Case Diameter: 45mm Approximate Case Thickness: 13mm