Developed for divers and water sport professionals powered by the l844 calibre movement 41mm stainless steel case with ceramic bezel presented on a stainless steel bracelet sunray black dial with silvered polished hands and applied arabic numerals features 72 hours of power reserve and water resistance up to 30 bar 300 metres a diver's companion originally launched in 2007, the hydro conquest collection embodies longines' tradition of fusing elegance and performance. Part of the brand's contemporary sport collection, this stylish chronograph presents the aesthetic features and functionality of a classic diving watch, reinforcing the brand's reputation for creating timepieces for extreme sports. Underwater adventure awaits this sporting timepiece features a 41mm stainless steel case with a ceramic rotating bezel, presented on a stainless steel bracelet and secured with a double security folding clasp with a micro adjustment system. The sunray black dial is enhanced by super lumi nova™ coated silvered polished hands and applied arabic numerals for increased visibility during even the deepest of dives. A date window sits at 3 o'clock. Powered by the l844 calibre movement, this wristwatch offers 72 hours of power reserve and water resistance up to 30 bar 300 metres for increased reliability during adventures.