Longines HydroConquest Automatic Black Dial 41 mm [L3.781.4.56.9]

Engineered for both professional dive performance and everyday versatility, the Longines HydroConquest Automatic 41 mm [L3.781.4.56.9] represents the essential sport-oriented excellence of the HydroConquest collection. Its sunray black dial features bold applied Arabic numerals and luminous indices enhanced with Swiss Super-LumiNova for high-contrast legibility in all lighting conditions, while polished hands and a date display at three o’clock add practical utility without disrupting the balanced aesthetic. 

Built for reliable dive capability, this model includes a ceramic unidirectional rotating bezel and a screw-in crown with case back, contributing to professional-grade water resistance up to 30 bar (300 metres) — a hallmark of HydroConquest performance. At its core is a Swiss self-winding automatic movement (Calibre L888) with a robust power reserve of approximately 72 hours, ensuring dependable precision on land and underwater alike. 

This version of the HydroConquest is fitted with a black rubber strap and a double safety folding clasp with push-piece opening mechanism, combining sporty comfort with secure construction. The stainless steel case and scratch-resistant sapphire crystal provide enduring durability and clarity, making the Longines HydroConquest [L3.781.4.56.9] a versatile and capable choice for enthusiasts seeking both dive-ready capability and refined style. 

Technical Specifications

• Case Diameter: 41 mm

• Case Material: Stainless steel with ceramic unidirectional rotating bezel

• Dial Color: Sunray black with luminous indices and hands

• Crystal: Scratch-resistant sapphire with anti-reflective coating

• Movement: Self-winding automatic mechanical

• Calibre: L888

• Power Reserve: Approximately 72 hours

• Functions: Hours, minutes, seconds, date

• Strap: Black rubber with double safety folding clasp and push-piece opening mechanism

• Water Resistance: 30 bar / 300 metres

• Warranty: 5-Year Longines International Warranty

WE SHIP WORLDWIDE | FREE SHIPPING ACROSS CANADA