The Omega Seamaster reference 215.23.46.51.03.001 features a 46mm case crafted from Sedna Gold and stainless steel. This model, introduced in 2016, is powered by the Omega caliber 9900, which utilizes automatic winding and includes a co-axial escapement. The watch displays a blue dial and offers functions such as a chronograph, date, and chronometer. Its design combines both elegance and functionality, making it a notable piece in the Seamaster collection.