Longines HydroConquest Watch
  • Longines HydroConquest Watch, image 1
  • Longines HydroConquest Watch, image 2
  • Longines HydroConquest Watch, image 3

Longines

HydroConquest Automatic Black Dial Stainless Steel Men's Watch L3.780.4.56.6

Brand New

Code: L3.780.4.56.6

Retail:

$2,000.00

Savings: $540 (27%)

$1,460.00

Only 1 piece left at this price

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5 YearWarranty

Brand New

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Item Details

Item

  • Brand

    Longines

  • Series

    HydroConquest

  • Sub Series

    Automatic

  • Gender

    Men's

  • Code

    L3.780.4.56.6

  • MPN

    L3.780.4.56.6

  • UPC

    7612356221621

  • Brand Origin

    Swiss Made

Case

  • Case Material

    Ceramic & Stainless Steel

  • Case Finish

    Brushed

  • Case Shape

    Round

  • Case Diameter

    39mm

  • Case Thickness

    12.2mm

  • Case Back

    Solid

  • Bezel

    Uni-Directional Rotating

  • Crystal

    Scratch Resistant Sapphire

  • Crown

    Screw In

Dial

  • Dial Color

    Black

  • Dial Description

    Luminous Silver Tone Hands with Arabic Numeral & Circle Hour Markers with Minute Markers Around the Outer Rim and the Date at 3 o'clock on a Black Dial

  • Dial Markers

    Arabic & Circle

  • Hand Color

    Silver

  • Calendar

    Date at 3 o'clock

  • Functions

    Date, Power Reserve and Hour, Minute, Second

Movement

  • Movement

    Automatic Self Winding

  • Engine

    Longines Caliber L888

  • Power Reserve

    Approx. 72 hours

  • Movement Description

    Swiss Automatic

Band

  • Band Material

    Stainless Steel

  • Band Finish

    Brushed and Polished

  • Band Color

    Silver

  • Band Description

    Brushed and Polished Stainless Steel Bracelet

  • Clasp Type

    Deployment with Push Button and Foldover

Additional Information

  • Water Resistant

    300 Meters - 990 Feet

  • Style

    Dress

  • Warranty

    5 Year WatchMaxx Warranty

  • Also Known As

    L37804566, L3.780.4.56.6

Brand New Authentic Longines HydroConquest Automatic Black Dial Stainless Steel Men's Dress Watch Model L3.780.4.56.6. Brushed Stainless Steel case with Brushed and Polished Stainless Steel Bracelet watch band. Brushed and Polished Stainless Steel Deployment with Push Button and Foldover clasp. Uni-Directional Rotating bezel. Dial description: Luminous Silver Tone Hands with Arabic Numeral & Circle Hour Markers with Minute Markers Around the Outer Rim and the Date at 3 o'clock on a Black dial. Swiss Automatic movement. Powered by Longines Caliber L888 engine with 72 hours power reserve. Watch functions: Date, Power Reserve, Hour, Minute, Second. Screw In crown. Scratch Resistant Sapphire crystal. Round case shape. Case size: 39mm. Case thickness: 12.20mm. Engraved Case Back. 300 Meters - 990 Feet water resistant. 5-year WatchMaxx warranty. Also known as model: L37804566.

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Shipping & Returns

  • Worldwide Delivery
  • 30 Day Returns
Shipping methodCostEstimated arrival
Continental USA StandardFreeFrom Thursday 5/21/2026 to Thursday 6/4/2026
Continental USA Expedited$25From Thursday 5/21/2026 to Friday 5/29/2026
Continental USA Next Day$39From Thursday 5/21/2026 to Wednesday 5/27/2026
Continental USA Next Day AM Delivery$75From Thursday 5/21/2026 to Wednesday 5/27/2026

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