Seiko SPB011 Men's Watch Stainless Steel Premier 23 Jewel Automatic Brown Dial Japan 23 Jewels Automatic Movement by Seiko (Calibre 6R15) Solid Stainless Steel Case and Genuine Leather Band with Push Button Deployment Clasp Hour, minute and second hands with calendar, Sapphire Crystal Hand winding capability, Engraved rotor, 168 parts Screw Down Caseback, Water Resistant - 100M, Case Width (including crown): 46mm, Glass only: 35mm, Case Thickness: 13mm