Defy el primero 21 where style pops and individuality reigns bold urban design meets unprecedented function presented in a unique 44mm black ceramic defy case open worked dial driven by an el primero 21 automatic high frequency chronograph for unmatched performance, with a 50 hour power reserve where style pops and individuality reignsstep into the urban world of the defy el primero 21 collection a symphony of precision, bold designs and a playful burst of colours that redefine individuality. Tell your unique story and elevate your style with timeless pieces designed for the modern world. Beyond its striking aesthetics, the defy el primero 21 collection boasts unparalleled precision and engineering you can rely on. Sleek and urban design meet unparalleled engineeringdare to be different with the defy 21, enwrapped in a light, yet rugged, 44mm black ceramic defy case with a durable black rubber strap. With a geometric open worked dial, championing the epitome of horology mechanics, forge your own path with this sleek and modern design. The true essence of this model lies within the unmatched performance mechanics, powered by a state of the art el primero 21 1 100th chronograph, the culmination of over 50 years of striving for perfection. This watch features two independent high frequency escapements beating at 50hz for the chronograph function and 5hz for timekeeping. With a 50 hour power reserve, this model is at the peak of modern horology design, with unmatched performance within the defy 21 collection.