Longines Master Collection Master Collection Big Date

Reference L2.648.4.51.6

About this watch

The Longines Master Collection Big Date is a masterpiece of Swiss watchmaking excellence, blending classic elegance with modern functionality. This stunning timepiece features a polished stainless-steel casing and a striking black guilloche dial, adorned with Roman numeral indexes and Feuille hands. The big date display at the 12 o'clock position adds a unique touch, making it easy to read and giving the dial a balanced look. Powered by the Longines caliber L607.2, an automatic movement that promises reliability and precision, this watch boasts a 42-hour power reserve and operates at 28,800 vibrations per hour. The stainless-steel bracelet is comfortable against the skin and can be adjusted to fit most wrist sizes. With its impressive balance of classic and contemporary design, the Longines Master Collection Big Date strikes the perfect chord, reflecting the heritage of Swiss watchmaking while catering to today's tastes. Whether you're at the office or out on the town, this watch fits right in, thanks to its versatility and timeless appeal.
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Key Features

  • Polished stainless-steel casing
  • Black guilloche dial with Roman numeral indexes and Feuille hands
  • Big date display at 12 o'clock position
  • 42-hour power reserve automatic movement (Longines caliber L607.2)
  • 28,800 vibrations per hour
  • Stainless-steel bracelet with adjustable length
  • 30 meters water resistance

Specifications

Brand
Longines
Family
Master Collection
Model
Master Collection Big Date
Reference
L2.648.4.51.6
Movement
l607-2
Movement Features
  • Hours, Minutes, Seconds
  • Big Date
Case
Stainless Steel 40mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
30

Current Listings

[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
[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
[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
[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