GV2 by Gevril Men's Corsaro Round Automatic Sapphire Crystal Black Dial Rubber Water-Resistant Watch Swiss-automatic movement technosablier sedd3c6912 - chronograph function; skeleton caseback with 16 screws. 316l stainless steel case with black ip coating; sideview showcased the gv2 logo on raised plate decorated with 2 screws. Double layer black dial with oil pressured texture with 3d raised luminous indexes. 8 screws on black ip coated bezel; black rubberized crown; pusher protectors Water resistant to 330 feet (100 M): suitable for snorkeling, as well as swimming, but not diving