Black ceramic case and bracelet. Fixed black ceramic bezel. Black skeletal dial with luminous dark grey ruthenium-plated hands and index hour markers. Minute markers. 1/100th second markers around the outer rim. Dial Type: Analog. Luminescent hands and markers. Three sub-dials displaying: 60 second, 30 minute and power reserve indicator. Zenith Calibre El Primero 9004 Automatic movement, containing 53 Jewels, bitting at 36000 vph, and has a power reserve of approximately 50 hours. Scratch resistant sapphire crystal. Pull / push crown. Transparent case back. Round case shape, case size: 44 mm, case thickness: 14.50 mm. Band width: 23 mm. Deployment with push button release clasp. Water resistant at 100 meters / 330 feet. Functions: chronograph, 1/100th of a second, hour, minute, small second, power reserve indicator. Defy El Primero 21 Series. Luxury watch style. Watch label: Swiss Made. Pre-owned Zenith Defy El Primero 21 Chronograph Automatic Mens Watch 49.9000.9004/78.M9000.