18kt rose gold case with a brown leather strap (rubber back). Fixed 18kt rose gold bezel. Grey dial with rose gold-tone hands and index hour markers. Minute markers. Tachymeter markings 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, 30 minute and 12 hour. Zenith calibre El Primero 400 B automatic movement with a 50-hour power reserve. Anti-reflective scratch resistant sapphire crystal. Screw down crown. Transparent case back. Case size: 38 mm. Round case shape. Tang clasp. Water resistant at 30 meters / 100 feet. Functions: chronograph, date, hour, minute, second, tachymeter. Luxury watch style. Watch label: Swiss Made. Item Variations: 18 2150 400/21 C709, 18-2150-400/21-C709, 18/2150/400/21/C709, 182150400/21C709. Zenith El Primero Automatic Chronograph Men's Watch 18.2150.400/21.C709.