Longines Master Collection Master Collection Power Reserve

Reference L2.666.8.78.6

About this watch

The Longines Master Collection Power Reserve, reference L2.666.8.78.6, is an exceptional timepiece that embodies elegance and functionality. Its stunning pink gold case and intricate movement inside make it a watch that tells a story. The power reserve indicator adds practicality to this luxury watch, allowing you to know how much energy is left in the movement. With its elegant and timeless design, this model ticks all the boxes for those looking for a watch that makes a statement or one that can be worn every day. Its rich history and commitment to craftsmanship set it apart from other brands like TAG Heuer and Hamilton, making it a potential collectible.
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Key Features

  • Pink gold case with 42mm diameter
  • Sapphire crystal for durability and scratch resistance
  • Guilloche finish on beige dial with Arabic numerals and Feuille hands
  • Power reserve indicator adds practicality to the watch
  • Water resistance of 30 meters for everyday wear

Specifications

Brand
Longines
Family
Master Collection
Model
Master Collection Power Reserve
Reference
L2.666.8.78.6
Movement
l602
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Power Reserve Indicator
Case
Pink Gold 42mm
Dial Color
Beige
Crystal
Sapphire
Water Resistance
30

Current Listings

[WTS] Longines Master Collection Moonphase Chronograph 40mm L2.673.4.78.6

Longines Master Collection Moonphase Chronograph 40mm L2.673.4.78.6

Longines - L2.673.4.78.6 · $1,800
This Longines Master Collection Moonphase Chronograph features a 40mm case, column wheel chronograph, 12-hour chronograph, moonphase display, and triple calendar (date, day, month). The watch is in working condition and keeps good time.

  • Condition: Pre-owned with wear and use, some scratches and scuffs
  • Case size: 40mm diameter
  • Bracelet links: 3 extra links provided
  • Box condition: slightly damaged box with one flap falling off
Posted at
Mar 9, 2026, 5:54 PM
Active
[WTS] Longines Master Collection Chronograph Moonphase L2.673.4.61.2 – $2,850 shipped

Longines Master Collection Chronograph Moonphase L2.673.4.61.2 – $2,850 shipped

Longines - L2.673.4.61.2 · $2,850
Longines Master Collection Chronograph Moonphase watch is being sold in excellent overall condition with light wear, featuring a flawless crystal and dial.

  • Condition: Excellent overall condition, lightly worn with very minor signs of wear consistent with careful use
  • Case marks: faint and visible only on close inspection
  • Leather strap condition: very good condition, minimal to no visible wear due to the deployment clasp design
Posted at
Mar 8, 2026, 3:22 PM
Active
[WTS] Longines Master Collection 190th Anniversary L2.793.4.73.2 Full Set $1700

Longines Master Collection 190th Anniversary L2.793.4.73.2 Full Set $1700

Longines - L2.793.4.73.2 · $1,700
This is a Longines Master Collection 190th Anniversary Edition Watch with a 40mm dial that looks great on the leather bracelet.

  • Condition: Like New
  • Case size: 40mm
  • Bracelet type: Longines leather
  • Clasp type: deployment
Posted at
Mar 6, 2026, 10:14 AM
Active