Developed in the extreme conditions of the deep sea, the Ultra Deep OMEGA boasts a robust construction that surpasses the limits of the imaginable. Its 45.5 mm case in O-MEGASTEEL, an exclusive Omega material, withstands abyssal pressures of up to 6,000 meters (20,000 feet), complying with the strict ISO 6425 standard for saturation diving watches. The polished orange ceramic bezel, with its Liquidmetal dive scale and Super-LumiNova, guides you through the depths, while the prominent convex sapphire crystal offers a clear view into the fascinating underwater world. The gradient lacquered dial, ranging from gray to black, features four orange Arabic numerals, 18K white gold hands and hour markers, all coated with white Super-LumiNova, ensuring exceptional legibility even in the absolute darkness. Inside the Ultra Deep beats a high-precision caliber: the Omega Co-Axial Master Chronometer 8912. This movement, certified by METAS, has passed the most demanding tests of precision, resistance to magnetic fields and performance, ensuring impeccable operation even in the most extreme conditions.