Diving watches "par excellence": The HydroConquest series aims to become the preferred watch to divers and enthusiasts of aquatic sports. With a diameter of 41 mm and fitted with the exclusive automatic column-wheel movement L688, this chronograph indicates the hours, minutes, the date at 4:30, a 30 minutes counter at 3 o'clock, a 12 hours counter at 6 o'clock and the small second at 9 o'clock. The black dial displays 9 painted Arabic numerals coated with Super-LumiNova®. This model has a stainless steel case with screwed back and crown, a black unidirectional turning bezel and a lateral protection for the crown. A bracelet in steel lends this model an additional sporty touch. Whether it is to discover the mystic sea world or to have a sporty statement on the wrist, the new HydroConquest models with a touch of color perfectly represent Longines' know-how in the world of sports.