Longines Master Collection Master Collection 42 Moonphase Stainless Steel / Silver-Arabic / Alligator

Reference L2.919.4.78.3

About this watch

The Longines Master Collection 42 Moonphase is a true masterpiece that embodies craftsmanship, sophistication, and style. Crafted from high-quality stainless steel, this exquisite timepiece features a round shape with a polished finish, making it suitable for both formal occasions and everyday wear. The guilloche finish on the dial adds a touch of sophistication, creating a beautiful play of light that captures attention. At the heart of the watch lies the Longines caliber L899.2, a self-winding movement based on the renowned ETA A31.L91 with an impressive 64-hour power reserve. This timepiece is designed with several functions: hours, minutes, small seconds, date, and moonphase. The moonphase complication allows you to track the lunar cycle right from your wrist, making it like having a piece of the cosmos with you every day! With a water resistance of 30 meters, this watch can be worn during daily activities, though it's best to avoid deep water exposure. The sapphire glass ensures that the dial remains scratch-resistant and clear, protecting the watch from everyday wear. This timepiece comes with a luxurious alligator leather strap that enhances its aesthetic appeal while providing unmatched comfort.
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Key Features

  • Longines caliber L899.2 movement
  • 64-hour power reserve
  • 30-meter water resistance
  • Sapphire glass
  • Luxurious alligator leather strap
  • Moonphase complication
  • Stainless steel case

Specifications

Brand
Longines
Family
Master Collection
Model
Master Collection 42 Moonphase Stainless Steel / Silver-Arabic / Alligator
Reference
L2.919.4.78.3
Movement
l899-2
Movement Features
  • Hours, Minutes, Small Seconds
  • Date
  • Moonphase
Case
Stainless Steel 42mm
Dial Color
Silver
Crystal
Sapphire
Water Resistance
30

Current Listings

[WTS] Longines Saint-Imier Edition Master Collection Retrograde Moonphase

Longines Saint-Imier Edition Master Collection Retrograde Moonphase

This is a hard-to-find Longines Saint-Imier Edition Master Collection Retrograde Moonphase watch, born in 2012, with a beautiful black dial and Arabic numeral hour markers. It features various complications including moon phase indicator, day/night indicator, retrograde day indicator, and more.

  • Condition: great condition for its age
  • Case diameter: 44mm
  • Water resistance: 30m / 100ft
  • Movement caliber: L707.2
Posted at
Jan 7, 2026, 2:18 PM
Active
[WTS] Longines Master Collection Chronograph w/ Custom 1.5 Link for Perfect Sizing! Ref L2.629.4.78.6 - $1,500 Shipped

Longines Master Collection Chronograph w/ Custom 1.5 Link for Perfect Sizing! Ref L2.629.4.78.6 - $1,500 Shipped

Longines - L2.629.4.78.6 · $1,500
This is an automatic chronograph watch with a classic white dial and a chronograph function, packaged in its original box with papers included.

  • Condition: Next to new
  • Bracelet fit issue: true
  • Custom link solution: Custom 1.5 link included for perfect sizing
Posted at
Jan 5, 2026, 12:53 PM
Active
[WTS] Longines Master Collection Chrono Moonphase – Blue –  Ref. L2.673.4.92.0 - Mint - 70 Days Old.

Longines Master Collection Chrono Moonphase – Blue – Ref. L2.673.4.92.0 - Mint - 70 Days Old.

Longines - L2.673.4.92.0 · $2,285
A Longines Master Collection Chronograph Moonphase featuring a blue sunray dial, leaf-style hands, and complications including chronograph, moonphase, full calendar, and 24-hour indicator.

  • Condition: Mint (10/10 condition)
  • Case size: 42mm
  • Water resistance: 30m
  • Movement: Longines Calibre L687 automatic
Posted at
Jan 4, 2026, 5:44 PM
Active
[WTS] Longines Master Collection 40mm – Ref. L2.793.4.78.6 Full Kit 2025 MINT $1,050

Longines Master Collection 40mm – Ref. L2.793.4.78.6 Full Kit 2025 MINT $1,050

Longines - L2.793.4.78.6 · $1,050
A refined and timeless Swiss watch with a classic design and high-quality automatic movement, blending elegance and versatility.

  • Condition: Mint
  • Case diameter: 40mm
  • Thickness: 9.5mm
  • Lug-to-lug length: 47mm
Posted at
Jan 4, 2026, 5:17 PM
Active
[WTS] Longines Master Collection Chronograph – Full Set – Ref. L2.759.4

Longines Master Collection Chronograph – Full Set – Ref. L2.759.4

Longines - L2.759.4 · $1,800
Available for sale is a Longines Master Collection Chronograph Automatic in excellent, well-maintained condition. The watch is running perfectly and has been worn with extreme care. This timepiece features a classic, elegant design highlighted by its signature "Guilloché" dial.

  • Condition: Very Good / Pre-owned (Like New)
  • Movement: Automatic Chronograph
  • Case material: Stainless Steel
  • Bracelet material: Stainless Steel
Posted at
Jan 4, 2026, 2:27 PM
Active
[WTS][CA-USA][H] Longines Master Collection Moonphase L2.909.4.78.3 Automatic Watch - $1699

[CA-USA][H] Longines Master Collection Moonphase L2.909.4.78.3 Automatic Watch - $1699

Longines - L2.909.4.78.3 · $1,699
For sale is a Longines Master Collection Moonphase, purchased in May 2025 and barely worn.

  • Condition: hardly used/worn
  • Band material: Brown Alligator Leather
  • Diameter: 40mm diameter
  • Thickness: 11.1mm thickness
Posted at
Jan 2, 2026, 12:06 PM
Active
[WTS] Longines Master Collection Chronograph 27594783

Longines Master Collection Chronograph 27594783

Longines - 27594783 · $1,800
This Longines Master Collection Chronograph features a chronograph function and is accompanied by its original box and papers.

  • Condition: Very good, with minor dings and scratches
  • Case size: 40mm diameter
  • Water resistance: 30m
Posted at
Dec 31, 2025, 9:49 AM
Active
[WTS] Longines Master Collection Big Date / Ref. L2.648.4.78.6 / Full Set

Longines Master Collection Big Date / Ref. L2.648.4.78.6 / Full Set

Longines - L2.648.4.78.6 · $1,100
The Longines Master Collection Big Date is an elegant and technically refined watch featuring a stainless steel case, silver dial, and automatic movement with hours, minutes, seconds, and prominent Big Date complication.

  • Condition: Near mint / like-new
  • Case size: 40mm diameter
  • Complications: hours, minutes, seconds, big date
Posted at
Dec 30, 2025, 3:54 AM
Active