About This Watch: This Omega Seamaster Planet Ocean Chrono 600 M Co-Axial 222.18.46.50.01.001 has an automatic chronograph movement. It features a black dial and a scratch resistant sapphire crystal. It is decorated with flawless ideal cut diamonds on its bezel. Its finely crafted case is made out of stainless steel. This watch is water resistant up to 600 meters.