Setting incredible new standards of watch making, the Omega Constellation Globemaster Co-Axial Master Chronometer men's watch is the world's first Master Chronometer and is the brand’s most advanced mechanical movement yet.Inspired by early Omega Constellation models, this luxurious watch is fastened with a stainless steel bracelet with slightly curved central links and features a 39mm stainless steel case with a scratch proof fluted bezel. Scratch-resistant sapphire crystal protects the sun-brushed blue "Pie Pan" dial that has been inspired by the first Constellation model in 1952, enhanced by illuminous Super-LumiNova filled hands and baton hour markers, a date window at 6 o'clock and a rhodium-plated Constellation star above the date window for an iconic finish.This timeless design is water resistant to 100m and is powered by a self-winding movement with Co-Axial escapement and a Calibre: Omega 8901 and a power reserve of 60 hours. Featuring revolutionary anti-magnetic technology, this beautifully made watch continues the innovation of the famous 1952 model for a timeless design with a contemporary update and represents Omega's horological expertise and legacy of precision to continue their reputation of outstanding performance. O13030392103001