Zenith Defy El Primero 21 Ultrablue Mens Watch 97.9001.9004/81.R946Since 1865, Zenith has had a huge input into the watch making process as we know it today. Never been afraid to stand out with their creations and designs, Zenith has highlighted the concept of high precisions through it's revolutionised creations in it 1/100th of a second chronograph, the Defy 21. In 2020, Zenith launched the Defy 21 Ultraviolet, featuring the world's first violet coloured chronograph movement and this same striking effect is in this model, boasting cool tones of electric blue and deep indigo. The colour blue holds a special place in the brands history; it was beneath a starry blue sky that the manufacture's founder George-Favre Jacot was influenced to name his famous calibre and eventually his brand. A perfect combination of the brands heritage and ultra-modern and innovative design, this model, the Defy El Primero 21 Ultrablue, boasts an open dial with slightly overlapping close chronograph counters,