The DEFY Extreme Diver comes in a 42.5mm angular case crafted in microblasted titanium. Equipped with a black ceramic rotating bezel and helium escape valve, with a water-resistance of 60 ATM (600 metres). Featuring a black and yellow star-patterned dial with luminescent markers and hands. Powered by the El Primero 3620 automatic movement with 60 hours power reserve. Delivered with a microblasted titanium bracelet, a black “cordura effect” rubber strap and a black and yellow single-piece fabric strap that can easily be swapped thanks to our clever strap changing system. CASE MATERIAL: Microblasted Titanium DIAMETER: 42.50 mm WATER RESISTANCE: 60 ATM DIAL: Black & yellow matte with starry sky pattern MOVEMENT MOVEMENT: El Primero COMPONENTS: 219 FREQUENCY: 36,000 VpH (5 Hz) POWER RESERVE: min. 60 hours FUNCTIONS Hours and minutes in the center Central second hand Date at 3 o'clock STRAP Interchangeable strap REF: 97.9600.3620/21.I300