The Zenith’s top line watch, Zero-G Defy Xtreme Stealth Watch($500,000+; April 2008) looks cool! It features a multi-layered dial of Hesalite glass, carbon fibre and aluminium beneath two sapphire glasses, a blackened titanium case that is waterproof at 1000 meters, a black shot-peened titanium case, a protected crown, helium valve and titanium bracelet with Kevlar inserts and high-temperature resistance are the features that make this an extreme sports timepiece and stop a bullet with your wrist��all for what looks to be an increasingly reasonable $500,000.