ZENITH Defy Extreme Diver El Primero 3620 Automatic 42.5mm Watch Grad for her all crafted from cobalt and

all crafted from cobalt and 10k white gold

Breitling’s Huit Aviation department made its name inventing precision cockpit clocks

is the perfect combination of essential functionality and sophisticated elegance

Made for light-catching movement

ZENITH Defy Extreme Diver El Primero 3620 Automatic 42.5mm Watch Grad for her all crafted from cobalt andPrepare to dive into the abyss with the DEFY Extreme Diver, a timepiece designed for saturation diving with a water resistance of 600 metres and a helium escape valve. The black star patterned dial with vibrant yellow accents and C1 Super LumiNova markers and hands ensure legibility at the darkest depths. Meanwhile, the black ceramic unidirectional rotating bezel illuminated by Super LumiNova is designed for easy handling, even in the most challenging