Longines Master Collection Master Collection Big Date

Reference L2.648.4.78.6

About this watch

The Longines Master Collection Big Date is a masterpiece of elegance, featuring a stunning beige guilloche dial with Arabic numerals on a 40.00 mm round stainless steel case. The automatic Longines caliber L607.2 movement, modified from the reliable ETA 2892-A2, boasts 28,800 vibrations per hour and 21 jewels for precision and durability. With its Big Date complication at 12 o'clock, this watch is both stylish and practical. Crafted from high-quality stainless steel with scratch-resistant sapphire glass, it's perfect for daily wear. Whether you're a professional or a watch aficionado, the Longines Master Collection Big Date is an investment in elegance and reliability.
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Key Features

  • 40mm round stainless steel case
  • Beige guilloche dial with Arabic numerals
  • Automatic Longines caliber L607.2 movement
  • Big Date complication at 12 o'clock
  • Scratch-resistant sapphire glass
  • High-quality stainless steel construction
  • Water resistance up to 30 meters

Specifications

Brand
Longines
Family
Master Collection
Model
Master Collection Big Date
Reference
L2.648.4.78.6
Movement
l607-2
Movement Features
  • Hours, Minutes, Seconds
  • Big Date
Case
Stainless Steel 40mm
Dial Color
Beige
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