The Most significant disadvantage I hear about the Omega Seamaster 300m is the helium escape valve. For many it’s just as well cumbersome or they want it wasn’t there at all. With its distinct scalloped bezel, helium escape valve, and wave-patterned dial, the Seamaster Diver 300m's ocean-motivated aesthetic turned an https://www.watchesworld.com/germanys-top-10-favourite-luxury-watches/