he Longines HydroConquest 41 was updated in 2018. This watch features a stainless steel case of 41mm with a ceramic bezel insert, which houses the self-winding caliber L888. It is available in several dial + bezel colors, and it can be fitted with either a stainless steel bracelet or a rubber strap.Reference L3.781.4.05.6 is new for 2020. This HydroConquest has a matte black dial and a green ceramic bezel insert.
