Like the original Seascoper 600, the Seascoper 600 CarbonTech version also guarantees a water resistance of 600 meters. The helium valve, which is inconspicuously attached to the side of the case at the 9 o'clock position, acts as a so-called safety valve and guarantees that helium can escape from the case of the diver's watch during decompression or when surfacing. Functionality-Plain 3-Hand Movement-Automatic