L3.788.4.98.6Ref

The Longines HydroConquest L3.788.4.98.6, released in 2026 as part of the HydroConquest collection, follows the design direction established by the 2024 HydroConquest GMT. Its round 42mm stainless steel case has a screw-in crown, unidirectional rotating ceramic bezel, 30 bar water resistance, and a scratch-resistant sapphire crystal with several layers of anti-reflective coating on both sides; the frosted blue sunray dial uses applied indexes (no Arabic numerals), silvered polished hands, and a date. The self-winding L888 calibre with monocrystalline silicon balance spring runs at 25,200 vibrations per hour, offers 72 hours of power reserve, and drives central hours, minutes, seconds, and date; it is fitted with a stainless steel bracelet with a double security folding clasp and micro-adjustment.