The Ocean Star 600 Chronometer is the essence of technology in an exceptional Swiss diver's watch, designed for exploring the depths of the ocean. Water resistant to 60 bar (600 m / 1,968 ft), this exceptional timepiece is perfectly adapted to the special conditions of deep water: its bezel, adorned with a ceramic ring, is filled with Grade x Super-Luminova. The sporty model is also equipped with a helium valve and a cosc-certified chronometer movement with silicon balance spring and offers a power reserve of up to 80 hours. Special Edition (1 additional volume) official concessionaire! 24 months warranty! !!Additional 3 years warranty!!!