Seiko 5 Collection. Precise 23 Jewels Self-winding automatic movement. Stainless steel case and bracelet. Black Dial with silver tone hands and hour markers. Luminous hands and markers. Lustrous Polished Black Rotating bezel. Day and Date with Roman Numeral option. See Thru Case-back. Fold-over deployment clasp. Water resistant to 100m. Scratch resistant hardlex crystal. Case measures 40mm diameter by 12mm thick.