Stainless steel case with a stainless steel bracelet. Bi-directional rotating stainless steel bezel showing slide rule markings. Black dial with luminous hands and index hour markers. Minute markers. Slide rule markings around the outer rim. Dial Type: Analog. Luminescent hands and markers. Date display at the 3 o'clock position. Chronograph - three sub-dials displaying: 12 hours, 1/20th seconds and 60 seconds. Seiko caliber 7T92 quartz movement. Scratch resistant hardlex crystal. Screw down crown. Solid case back. Round case shape. Case size: 42 mm. Case thickness: 11 mm. Band width: 18 mm. Fold over safety clasp. Water resistant at 100 meters / 330 feet. Functions: chronograph, date, hour, minute, second, slide rule. Sport watch style. Watch label: Japan Movt. Seiko Chronograph Black Dial Mens Watch SND253.
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