The fourth generation of the Omega Seamaster 300M was introduced at BaselWorld 2018, marking the return of the wave-dial and the introduction of the Co-Axial Master Chronometer caliber 8800. It is available in a number of variations; reference 210.32.42.20.06.001 has a stainless steel case with blue ceramic bezel insert, a grey dial, and finally a blue rubber strap.
