The Omega Seamaster 300, reference 234.30.41.21.01.001, features a stainless steel case with a diameter of 41mm. This model, produced in 2021, is powered by the automatic Omega caliber 8912 movement, which includes a Co-axial Escapement and is certified as a chronometer. The watch showcases a black dial, providing a striking contrast to the stainless steel design. This combination of features makes it a robust choice for both diving and everyday wear.