Longines Master Collection Master Collection 40 Chronograph Calendar Yellow Gold / Silver / Strap

Reference L2.673.6.78.5

Longines Master Collection 40 Chronograph Calendar Yellow Gold / Silver / Strap

About this watch

The Longines Master Collection L2.673.6.78.5 is a true masterpiece that combines technical precision with stunning aesthetics. This luxury watch features a round case crafted from yellow gold, radiating luxury and elegance. The beige dial boasts a unique guilloche finish, adding depth and visual appeal. A chronograph, day-date-month calendar, and moonphase indicator make this watch functional as well as beautiful. With a self-winding movement that ensures precision and reliability, the L2.673.6.78.5 is perfect for those who appreciate fine craftsmanship and luxury design. Whether you're dressing up for a formal event or looking for a daily wear watch that stands out, this timepiece fits the bill perfectly. Its water resistance of 30 meters makes it suitable for everyday activities, while its substantial feel speaks to its quality craftsmanship. With a balance of elegance and comfort, this watch is a statement piece that adds a touch of luxury to your everyday life.
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Key Features

  • 40mm yellow gold round case
  • Beige guilloche dial with chronograph function
  • Self-winding Longines caliber L678.2 movement
  • 30m water resistance
  • 42-hour power reserve
  • Day-date-month calendar and moonphase indicator
  • Sapphire glass crystal

Specifications

Brand
Longines
Family
Master Collection
Model
Master Collection 40 Chronograph Calendar Yellow Gold / Silver / Strap
Reference
L2.673.6.78.5
Movement
l678-2
Movement Features
  • Hours, Minutes, Small Seconds, Additional 24 Hour Hand (fixed)
  • Date, Day, Month
  • Chronograph
  • Moonphase
Case
Yellow Gold 40mm
Dial Color
Beige
Crystal
Sapphire
Water Resistance
30

Current Listings

[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 Longines Master Collection Chronograph features a classic white dial and chronograph function, making it both stylish and practical.

  • Condition: next to new
  • Bracelet size customization: custom 1.5 link for perfect sizing
  • Thickness: 11.7 mm
  • Bracelet thickness: custom 1.5 link (replace two links instead of one)
Posted at
Dec 22, 2025, 4:39 PM
Active
View listing on r/WatchExchange
[WTS] Longines Master Collection Chrono Moonphase 40MM (L2.673.4.78.6), Longines Leather Strap, Additional Straps $2,200 Shipped

Longines Master Collection Chrono Moonphase 40MM (L2.673.4.78.6), Longines Leather Strap, Additional Straps $2,200 Shipped

Longines - L2.673.4.78.6 · $2,200
This Longines Master Collection Chrono Moonphase features a 40MM case with moon phase and chronograph functions. It comes with box, warranty card, and multiple straps.

  • Condition: Pre-owned with minor surface marks
  • Case size: 40mm diameter
  • Straps included: 4
Posted at
Dec 22, 2025, 12:16 PM
Active
View listing on r/WatchExchange
[WTS] Longines Master Collection Moonphase Chronograph - L2.773.4.78.3

Longines Master Collection Moonphase Chronograph - L2.773.4.78.3

Longines - L2.773.4.78.3 · $1,950
This Longines Master Collection Moonphase Chronograph combines a chronograph, complete calendar, and moonphase in a traditional yet well-balanced design.

  • Condition: Very good, used condition with minor wear throughout the case
  • Case size: 42mm diameter
  • Movement type: Column-wheel automatic chronograph
  • Power reserve: 54 hours
Posted at
Dec 19, 2025, 12:40 PM
Active
View listing on r/WatchExchange
[WTS] Longines Master Collection Chrono Moonphase 40MM (L2.673.4.78.6), Longines Leather Strap, Additional Straps $2,500 Shipped

Longines Master Collection Chrono Moonphase 40MM (L2.673.4.78.6), Longines Leather Strap, Additional Straps $2,500 Shipped

Longines - L2.673.4.78.6 · $2,500
A Longines Master Collection Chrono Moonphase 40MM watch with box and warranty card, featuring multiple straps including a leather strap from the manufacturer.

  • Condition: Minor surface marks, no functional issues
  • Case size: 40mm diameter
  • Box and papers: Yes, box and warranty card dated December 2024
Posted at
Dec 15, 2025, 1:24 PM
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[WTS] - Longines Master Collection 44m Chronograph

- Longines Master Collection 44m Chronograph

Longines - 44m Master Collection Chronograph · $2,600
This is a blue Longines Master Collection Chronograph, a beautiful timepiece with a 44mm diameter case. It features a chronograph function and comes in great condition.

  • Condition: Great condition, leather strap is a bit worn
  • Band Material: Metal
  • Case Size: 44mm
Posted at
Dec 13, 2025, 1:14 PM
Active
View listing on r/WatchExchange