Seamaster Upgrade - Five-in-One! The highly anticipated Basel new Seamaster 600m rubber strap diving watch has finally launched. The watch diameter has been upgraded to 42mm and is equipped with the Omega 8800 Master Chronometer movement. The iconic diving bezel is made of ceramic, and the diving markers are crafted with Omega's Ceragold technology, covered with white enamel to showcase a lasting and pure aesthetic. The perfect combination of wave patterns and the wave-textured dial makes the Seamaster 600 series the pinnacle of luxury in diving watches. DFS Boutique.