Cool Technology Tasting Zenith Defy El Primero 21 Watch

In 1969, Zenith became a recognized king in the field of high-frequency chronographs with its traditional ElPrimero star-speed movement. In 2017, Baselworld Zenith sought inspiration from brand history and found new trends, launching a masterpiece ——The DefyElPrimero21 watch continues to gallop in the world of high-precision watchmaking. From a tenth of a second to a hundredth of a second, this watch has made a huge leap in both performance and design. (Watch model: 24.9000.9004 / 78.R582)

Zenith DefyElPrimero21

Ceramic aluminum case

   The diameter of the case made of ceramic aluminum is 44 mm. The hollow dial reflects a contemporary mechanical beauty. Through the sapphire crystal, the open mechanism can be seen at a glance, which also exactly matches the representative appearance of the new Zenith series. aesthetics.

Hollow dial

   The dial of the watch is complex and simple, and the seemingly complex mechanical operation is just a ‘decoration’ for existing functions. A small second hand at 9 o’clock, a one-hundredth of a second central chronograph hand that rotates around the scale on the circumference, a 30-minute counter at 3 o’clock, and a 6 o’clock position with a seconds counter, and at 12 o’clock Position of the chronograph power reserve indicator. Among them, the chronograph uses two colors on the legendary chronograph in 1969, namely blue and black and gray.

Pointer display

   The sweeping chronograph hands have a star-shaped logo at the end, and the large rod-shaped hour and minute hands have a luminous function, which integrates the important identifying characteristics of the ElPrimero star speed.


   The crown on the side of the case is also engraved with a star logo. The crown can be wound manually in two directions: clockwise for the chronograph function and counterclockwise for the watch. Rotating the crown 25 turns is enough to fully power the timepiece barrel.

Back-through movement display

   This watch is equipped with a new ElPrimero star-speed movement certified by COSC. The chronograph frequency reaches 360,000 vibrations / hour, ensuring its accuracy of one hundredth of a second, and the energy consumption is ten times higher than the original. The system uses El Primero’s signature 5 Hz frequency and provides a 50-hour daily travel time power reserve. The high performance of this movement is reflected in the new adjustment mechanism and patented timing control mechanism, as well as the graphene-based composite hairspring. Its antimagnetic ability is far more than 15,000 Gauss. In addition, the star-shaped automatic rotor is quite aesthetic.

Strap and buckle

   The alligator strap and the five-pointed star buckle, which also features the brand, complete the design of this timepiece.

Cool DefyElPrimero21 watch

Summary: Zenith has condensed modern technology and traditional craftsmanship to create this durable and durable DefyElPrimero21 watch. The entire watch’s all-black tone is very cool, plus the hollow dial design, no matter where it is worn, this Every watch can easily become the focus. (Photo / text watch home Sun Fangfang)