Zenith Defy Extreme Mens Watch 97.9100.9004/02.I001Make your mark with the Zenith Defy Extreme Mens Watch 97.9100.9004/02.I001 from luxury watchmakers Zenith. This impressive timepiece is the latest in the Defy collection to push the limits of design and performance. This oversized 44.5mm model features a sapphire crystal glass transparent case back with oversized illuminous hour markers and hands for improved legibility. Innovative and performance-driven, the timepiece features an interchangeable strap system with two additional straps that can be swapped out with the sleek titanium bracelet. A functional rubber strap with folding buckle and Velcro strap can be interchanged to suit any activity while the timepiece itself is water resistant up to 200 metres.