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The LONGINES HYDROCONQUEST collection combines modern design, Swiss watchmaking expertise and high-performance features. Available with automatic or quartz movements depending on the model, these sport watches offer water resistance up to 30 bar (300 m), along with a unidirectional bezel, screw-in crown and screw-down case back. Automatic watch, 42.00 mm, stainless steel and ceramic bezel, L3.788.4.99.6 Date, self-winding mechanical movement beating at 25'200 vibrations per hour, with a monocrystalline silicon balance-spring power reserve up to 72 hours. Screw-in crown unidirectional rotating bezel, water-resistant to 30 bar, scratch-resistant sapphire crystal, with several layers of anti-reflective coating on both sides. Frosted blue sunray dial, swiss super-luminova®. Stainless steel bracelet, with double security folding clasp with micro adjustment system. Verified details include bracelet material of Stainless Steel, brand collections of HydroConquest, dial colour of Blue, diameter of 42mm, guarantee of Longines 5 Year Guarantee and movement of Automatic. Available colours: Blue.