Original Resmi SEIKO Grs Resmi 1th SEIKO Specifications: * Stainless Steel case * Movement : Automatic * Seiko 5 Caliber 7S26A (21 Jewels) * Day (English/roman) and date calendar. * Black dial and nylon strap. * Crystal see-thru caseback. * Water resistant * Case diameter 37 mm * Case thickness 11 mm * Strap width: 18 mm