The Omega Seamaster reference 220.22.38.20.02.001 features a combination of Sedna Gold and stainless steel in its construction. This automatic winding watch, powered by the Omega caliber 8800, was introduced in 2017. It has a 38mm case with a white dial, showcasing a date function and a chronometer rating. The watch incorporates a co-axial escapement, enhancing its precision and reliability.