The Omega Seamaster reference 210.20.42.20.01.001 features a 42mm stainless steel case with a black ceramic bezel. It is powered by the automatic winding Omega caliber 8800, which includes a Co-axial escapement and is chronometer certified. The watch, introduced in 2018, showcases Sedna Gold accents and includes a date function. This model combines modern materials with Omega's precision engineering, making it a notable addition to the Seamaster line.