The chronofighter oversize diver turbo is a watch designed for the needs of professional divers the watch is suitable for serious descends and a long term submergence its calibre is g1734 automatic bi compax chronograph the watch makes 28 800 vibrations per hour additional features include incabloc shock absorber 27 jewels and a 48 hour power reserve the chronograph measures seconds and it comes with a 30 minute counter the watch has several other prominent complications like a helium val