Longines HydroConquest GMT Automatic Sunray Black Dial Black Rubber Strap Stainless Steel & Ceramic Bezel 43 mm [L3.890.4.56.9]

Longines HydroConquest GMT L3.890.4.56.9 front view sunray black dial with GMT hand and date on black rubber strap
Detail of Longines HydroConquest GMT black sunray dial with applied luminescent indexes, GMT hand and ceramic rotating bezel
Side profile of Longines HydroConquest GMT stainless steel case with screw-in crown and ceramic bezel
Close-up of Longines HydroConquest GMT black rubber strap with double security folding clasp and micro-adjustment system
Longines HydroConquest GMT on wrist showing robust 43 mm sport-elegant presence

Long Description
The Longines HydroConquest GMT [L3.890.4.56.9] automatic elevates the sport dive watch genre by combining robust underwater performance with practical dual-time functionality — ideal for both diving enthusiasts and frequent travellers. Housed in a 43 mm stainless steel case with a ceramic unidirectional bezel, this GMT timepiece delivers reliable water resistance up to 30 bar (300 m) while showcasing a refined sport-elegant presence.

The bold sunray black dial offers dynamic depth and contrast, enhanced by applied luminescent indexes and polished hands that ensure excellent legibility in all lighting conditions. A dedicated GMT hand and 24-hour track facilitate simultaneous tracking of a second time zone — a valuable feature for international travel or multi-region scheduling — while the date window adds everyday practicality.

Equipped with Longines’ automatic GMT calibre L844 with a silicon balance-spring and up to 72 hours of power reserve, this model exemplifies precision Swiss mechanical engineering and durability. The timepiece is paired with a black rubber strap secured by a double security folding clasp with micro-adjustment system, providing secure comfort and adaptability across daily wear or active pursuits.

With its combination of diver capability, dual-time functionality, and refined mechanical performance, the HydroConquest GMT stands as a versatile Swiss automatic watch designed for adventurous lifestyles and global experiences.

Technical Specifications

• Brand: Longines

• Model: HydroConquest GMT

• Reference: L3.890.4.56.9

• Alternate Reference: L38904569

• Collection: HydroConquest GMT

• Movement: Automatic self-winding mechanical movement with GMT function

• Case Material: Stainless steel with ceramic bezel

• Case Diameter: 43 mm

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

• Dial: Sunray black with applied luminescent indexes and GMT hand

• Strap: Black rubber with double security folding clasp and micro-adjustment system

• Functions: Hours, minutes, seconds, date, GMT (dual time)

• Water Resistance: 30 bar (300 m)

• Warranty: 5-Year Longines International Warranty

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