The HydroConquest GMT blends technical precision and elegance, inspired by water sports and LONGINES’ expertise in multi-time zone watches. Water-resistant to 300m, this model features a sunray blue dial, a blue rubber strap with a double security folding clasp and micro adjustment system, and a GMT function. Powered by a self-winding movement with a silicon balance-spring, it offers a power reserve of up to 72 hours and operates at 25,200 vibrations per hour.