Longines Master Collection Master Collection Calendar

Reference L2.503.0.87.6

About this watch

The Longines Master Collection Calendar is a masterpiece that seamlessly combines functionality with timeless elegance. This stunning timepiece boasts an elegant round stainless steel case, perfectly proportioned at 36mm, making it suitable for various wrist sizes. The beautiful white mother-of-pearl dial features a guilloche pattern, adding depth and texture, while the gem-set indexes sparkle delicately, catching the light and drawing the eye. The feuille hands are not only graceful but also offer superb legibility, ensuring you can read the time at a glance. At the heart of this masterpiece lies the Longines caliber L600, an automatic movement that promises precision and reliability. With its advanced features like the moonphase complication, it stands out among its peers, adding an astronomical element that connects the wearer to the cosmos. This watch feels just right on the wrist, striking the perfect balance between being noticeable without being cumbersome. Whether you're a watch collector or someone who appreciates the finer things in life, this timepiece is for you.
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Key Features

  • Automatic Longines caliber L600 movement
  • Moonphase complication with astronomical accuracy
  • 36mm round stainless steel case with gem-set indexes
  • White mother-of-pearl dial with guilloche pattern
  • Feuille hands for superb legibility
  • Water resistance up to 30 meters
  • 42-hour power reserve and 28,800 vibrations per hour

Specifications

Brand
Longines
Family
Master Collection
Model
Master Collection Calendar
Reference
L2.503.0.87.6
Movement
l600
Movement Features
  • Hours, Minutes, Small Seconds
  • Date, Day, Month
  • Moonphase
Case
Stainless Steel 36mm
Dial Color
White
Crystal
Sapphire
Water Resistance
30

Current Listings

[WTS] Longines Master Collection. Big Date. 40mm. Automatic.

Longines Master Collection. Big Date. 40mm. Automatic.

A Longines Master Collection watch with a big date display and automatic movement, featuring a 40mm case size.

  • Case diameter: 40mm
  • Shipping cost included: true
Posted at
Dec 11, 2025, 9:14 AM
Active
[WTS] 40mm Longines Master Collection Chronograph / Moon Phase Ref.L2.673.4.78.3

40mm Longines Master Collection Chronograph / Moon Phase Ref.L2.673.4.78.3

Longines - L2.673.4.78.3 · $2,250
The Longines Master Collection Chronograph with Moon Phase features a chronograph, moon phase display, and a full calendar. It has a 40mm case size and is powered by an automatic caliber L687 movement.

  • Condition: Great condition, minor marks on the case
  • Movement: Automatic caliber L687 (modified ETA Valjoux 7751)
  • Case size: 40mm
  • Functions: Chronograph, moon phase display, full calendar (day, date, month)
Posted at
Dec 11, 2025, 1:11 AM
Active
[WTS] Lot of three Longines (Conquest, Master Collection, and Spirit) and two NOMOS Glashütte (Club Automat and Metro Neomatik), some with unworn bands, boxes, and papers. Over $16k retail, asking only $6995 for all five watches.

Lot of three Longines (Conquest, Master Collection, and Spirit) and two NOMOS Glashütte (Club Automat and Metro Neomatik), some with unworn bands, boxes, and papers. Over $16k retail, asking only $6995 for all five watches.

A collection of five watches from Longines and NOMOS Glashütte, including the Conquest, Master Collection, Spirit, Club Automat Datum Dunkel, and Metro Neomatik 41 Update.

  • Retail value: $16k
  • Shipping: CONUS shipped
  • Payment methods: Zelle/Venmo preferred, PayPal FF available
Posted at
Dec 7, 2025, 7:25 PM
Active
Longines Master Collection Moonphase L2.673.4.78.3 [WTS]

Longines Master Collection Moonphase L2.673.4.78.3

Longines - L2.673.4.78.3 · $2,100
This is a Longines Master Collection Moonphase watch in the 40mm size, featuring a moonphase display and a full kit with leather strap, links, spring bars, inner box, outer box, manuals, and hang tags.

  • Condition: Near perfect with one small mark near the lugs
  • Size: 40 mm diameter
  • Strap condition: Shows some signs of wear
Posted at
Nov 30, 2025, 11:46 AM
Active