Model # SKU SNKK71Seiko 5 Collection. 21 jewels self-winding automatic movement. Stainless steel case and bracelet. Black dial with luminous hands and hour markers. Day and date display. See through case back. Push-button deployment clasp. Water resistant to 30m. Scratch resistant Hardlex crystal. Case measures 38mm diameter by 12mm thick. 3 years warranty.