Zenith Defy El Primero 21 Chronograph Watch (95.9000.9004/78.R582).
El Primero 9004 automatic movement with 50 hours power reserve. New 1/100th of a second chronograph function. 2 escapements - 1 for watch (36,000 - 5Hz) & 1 for the chronograph (360,000 VpH - 50hz). Central chronograph hand. Hours and minutes rhodium-plated hands coated with Superluminova, with index hour markers. Openworked dial with 2 different coloured subdials. Fixed bezel set on a 44mm brushed titanium case. Scratch resistant sapphire crystal on top and an exhibition case-back. Water resistant to 100M. Black rubber with black leather leather coating, and with a double folding deployment clasp. Certified Chronometer.