Black ion-plated stainless steel case with a brown leather strap. Fixed black ion-plated stainless steel bezel. Black dial with luminous black hands and Arabic numeral hour markers. Minute markers. Utc markers. World time cities around the outer rim. Dial Type: Analog. Luminescent hands and markers. Date display between the 4 and 5 o'clock positions. Chronograph - three sub-dials displaying: 60 second, 60 minute and 24 hour. Seiko caliber 8B92 eco-drive movement. Scratch resistant Hardlex crystal. Screw down crown. Solid case back. Round case shape. Case size: 44.5 mm. Case thickness: 12.9 mm. Band width: 24 mm. Tang clasp. Water resistant at 100 meters / 330 feet. Functions: chronograph, date, hour, minute, second, world time (25 time zones), power save function. Additional Info: radio-controlled: receives radio signals to precisely adjust the time and calendar. Prospex Series. Sport watch style. Watch label: Japan Movt. Seiko Prospex World Time Chronograph Black Dial Mens Watch SSG015.