Longines HydroConquest Hydroconquest Quartz 25

Reference L3.147.4.16.6

About this watch

The Longines Hydroconquest Quartz 25 L3.147.4.16.6 is a luxurious diving watch that effortlessly balances style with functionality. Its compact stainless steel case measures 25mm in diameter, making it an excellent choice for those who prefer smaller watches or have delicate wrists. The striking white dial features mixed indexes and stick hands, providing both elegance and readability. A rotating bezel marked from 0 to 60 adds a touch of sophistication, while the durable sapphire crystal ensures scratch resistance and clarity. At its core is the reliable Longines caliber L250 quartz movement, boasting exceptional reliability and accuracy. The watch's water resistance rating of 300 meters makes it suitable for both professional divers and casual wearers alike. Its sleek design allows it to pair effortlessly with both formal and informal attire, making it a versatile timepiece that can be dressed up or down. Whether you're an avid diver, a watch collector, or simply someone who appreciates craftsmanship, the Longines Hydroconquest Quartz 25 L3.147.4.16.6 has something to offer.
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Key Features

  • Longines caliber L250 quartz movement
  • Stainless steel case with sapphire crystal
  • Rotating bezel marked from 0 to 60
  • 300m water resistance rating
  • Compact 25mm diameter case
  • White dial with mixed indexes and stick hands
  • Reliable and accurate timekeeping

Specifications

Brand
Longines
Family
HydroConquest
Model
Hydroconquest Quartz 25
Reference
L3.147.4.16.6
Movement
l250
Movement Features
  • Hours, Minutes, Seconds
  • Date
Case
Stainless Steel 25mm
Dial Color
White
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS] Longines - HydroConquest

Longines - HydroConquest

Longines - L3.841.4.96.6 · $1,799
This Longines HydroConquest comes with both boxes and various accessories, featuring a 44mm case size.

  • Case size: 44mm diameter
  • Bracelet size fits: 8 inch wrist
  • Comes with: both boxes, hangtags, booklet, extra link
Posted at
Feb 24, 2026, 9:11 PM
Active
[WTS] Longines HydroConquest GMT 41mm L3.790.4

Longines HydroConquest GMT 41mm L3.790.4

Longines - L3.790.4 · $1,799
This Longines HydroConquest GMT is a 41mm watch featuring a 6.5 inch bracelet and an aftermarket rubber strap with deployant.

  • Bracelet Length: 6.5 inches
  • Case Size: 41mm
Posted at
Feb 19, 2026, 5:35 PM
Active
[WTS] Longines HydroConquest 43mm Automatic – Black Dial – Full Kit – $1,095

Longines HydroConquest 43mm Automatic – Black Dial – Full Kit – $1,095

Longines - L3.782.4 · $1,095
This Longines HydroConquest automatic watch features a black dial and 43mm case size, which provides a strong wrist presence.

  • Condition: very good
  • Case size: 43mm diameter
  • Case wear: normal wear consistent with careful use
Posted at
Feb 18, 2026, 4:40 PM
Active
[WTS] Longines Hydroconquest 41m Green full kit with OEM bracelet and rubber strap

Longines Hydroconquest 41m Green full kit with OEM bracelet and rubber strap

A green ceramic automatic watch from Longines, part of the Hydroconquest series, featuring a Swiss movement with 72-hour power reserve.

  • Condition: Used with signs of wear
  • Case diameter: 41 mm
  • Water resistance: 300m / 30 bar
  • Movement: Longines Calibre L888 series with 72hr power reserve
Posted at
Feb 16, 2026, 4:12 PM
Active
[WTS] Longines Hydroconquest 41mm Blue - $850

Longines Hydroconquest 41mm Blue - $850

Longines - L37424966 · $850
A Longines Hydroconquest 41mm automatic diver features a blue sunburst dial, matching blue ceramic bezel and has excellent timekeeping capabilities.

  • Condition: Excellent with light signs of wear
  • Case size: 41mm diameter
  • Bezel material: Ceramic
  • Bracelet condition: Light scuffs on the clasp
Posted at
Feb 11, 2026, 1:00 PM
Active
Longines HydroConquest, L3.781.4.06.9, Steel Diver, Olive, Excellent Condition.

Longines HydroConquest, L3.781.4.06.9, Steel Diver, Olive, Excellent Condition.

Longines - L3.781.4.06.9 · $1,095
This Longines HydroConquest is a steel diver's watch with an olive green matte dial and a unidirectional rotating ceramic bezel. The stainless steel case measures 41mm in diameter and has a water resistance of up to 300 meters.

  • Condition: Excellent Condition
  • Case Diameter: 41mm
  • Thickness: 11.9mm
  • Bezel Type: Unidirectional rotating Green Ceramic
Posted at
Feb 5, 2025, 2:47 AM
Active