Longines Conquest Conquest 30 Stainless Steel / MOP - Diamond / Bracelet

Reference L3.320.4.87.6

About this watch

The Longines Conquest 30 Stainless Steel / MOP - Diamond / Bracelet is a masterpiece of luxury watchmaking, blending elegance and functionality with precision and sophistication. This stunning timepiece boasts a mother-of-pearl (MOP) dial and diamond-set indexes that shimmer in the light, set against a stainless steel case that strikes the perfect balance between femininity and strength. The reliable Longines Caliber L888.5 self-winding movement features a silicon balance spring, chronometer certification, and an impressive 64-hour power reserve. With a water resistance of 100 meters and sapphire crystal glass, this watch is built to withstand the elements and remain pristine even in everyday challenges. Perfect for anyone who appreciates a blend of elegance and functionality, the Conquest 30 caters to professionals, fashion-conscious individuals, and those looking to make a statement without going overboard.
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Key Features

  • Mother-of-pearl dial with diamond-set indexes
  • Stainless steel case with 30mm round shape
  • Chronometer-certified Longines Caliber L888.5 self-winding movement
  • Sapphire crystal glass for scratch resistance and clarity
  • Water resistance of 100 meters
  • Adjustable stainless steel bracelet with polished finish

Specifications

Brand
Longines
Family
Conquest
Model
Conquest 30 Stainless Steel / MOP - Diamond / Bracelet
Reference
L3.320.4.87.6
Movement
l888-5
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer
Case
Stainless Steel 30mm
Dial Color
White
Crystal
Sapphire
Water Resistance
100

Current Listings

[WTS] OEM Longines HydroConquest GMT 41mm Black Rubber Strap (21mm) w/ OEM Deployant Clasp – Excellent

OEM Longines HydroConquest GMT 41mm Black Rubber Strap (21mm) w/ OEM Deployant Clasp – Excellent

A Longines HydroConquest GMT watch with a 41mm black rubber strap and deployant clasp, featuring a comfortable on-the-fly micro-adjust mechanism. The watch has been worn sparingly and shows minimal signs of wear.

  • Condition: Lightly used
  • Lug width: 21mm
  • Clasp type: deployant
Posted at
Mar 22, 2026, 3:26 PM
Active
[WTS] Longines Hydroconquest GMT - Sunray Brown - 41mm- Full Kit - Excellent Condition

Longines Hydroconquest GMT - Sunray Brown - 41mm- Full Kit - Excellent Condition

A Longines Hydroconquest GMT 41mm with a sunray brown dial and ceramic bezel insert, featuring an updated bezel and quick-adjust bracelet. It has a true GMT movement that keeps excellent time.

  • Condition: Excellent
  • Case size: 41mm
  • Lug-to-lug: 49.2mm
  • Thickness: 12.8mm
Posted at
Mar 21, 2026, 12:28 PM
Active
[WTS] 1960s Longines Conquest Ref. 7012.1 Cal.291 | Great Condition (Serviced) | $700

1960s Longines Conquest Ref. 7012.1 Cal.291 | Great Condition (Serviced) | $700

This 1960s Longines Conquest Ref. 7012.1 Cal.291 is a clean, well-proportioned everyday piece from Longines' golden era. It features an automatic movement with Incabloc shock protection and a self-winding system.

  • Condition: Great condition, serviced
  • Case Size: 35mm diameter
  • Lug Width: 18mm
  • Crystal Type: plexiglass
Posted at
Mar 19, 2026, 12:40 AM
Active
[WTS] Longines HydroConquest 41mm Two Tone $1750

Longines HydroConquest 41mm Two Tone $1750

Longines - HydroConquest · $1,750
Longines HydroConquest in a two-tone version, sold as-is.

  • 41mm diameter: case size
Posted at
Mar 18, 2026, 12:52 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