DEFY Extreme Diver – Black Dial

• Case: Brushed titanium, Screwed-in crown. Helium valve.
• Size: 42.5 mm x 15.5 mm
• Movement: El Primero 3620 SC automatic high-frequency
• Function: Hours & Minutes in the Center. Central second hand. Date at 3 o'clock
• Power Reserve: approximately 60 hrs.
• Water Resistance: 60 m
• Dial: Black-toned sunray-patterned, Black ceramic unidirectional rotating bezel filled with SuperLuminova. Starry sky pattern on the dial.
• Caseback: Transparent sapphire crystal
• Strap/Bracelet: Full interchangeable strap system. 3 straps included: 1 Black Rubber with folding buckle, 1 Black Fabric strap with pin buckle & 1 Metal bracelet with folding clasp

ZENITH new DEFY Extreme Diver is built to withstand the extreme diving conditions.  Its 42.5mm angular case is crafted in titanium, highly resistant to corrosion from salty seawater. The case is equipped with a helium escape valve for saturation diving. The ceramic unidirectional rotating bezel features grooved edges for a better grip when operating – even with gloves on. The bezel is engraved and filled with Super LumiNova and bright colors.

The DEFY Extreme Diver is rated to 600 metres (60 ATM) of water-resistance. It meets the ISO 6425 requirements for professional diver watches, which include ISO 764 for Para magnetism as well as ISO 1413 for shock-resistance.

The dial is available in black and blue with matching ceramic bezels, the metallic dials feature a sunburst finish.  The date at 3 o’clock is color-matched to the dial.  Powered by the El Primero 3620-SC automatic high-frequency manufacture calibre with 60 hours power reserve, visible through a sapphire display back. This version of El Primero features a paramagnetic escapement with key components in non-metallic silicon.

It has a titanium three-link bracelet as well as two supplied straps. One in FKM rubber, matching the dial color with a Cordura-effect texture that features vents on the side, allowing water to pass through. In line with ZENITH’s HORIZ-ON initiative to reduce the brand’s environmental impact, the DEFY Extreme Diver also comes with an extra-long strap made of recycled fishing nets, intended to be worn over a wetsuit.