Longines Master Collection Master Collection Chronograph 40 Stainless Steel / Black - Roman / Bracelet

Reference L2.629.4.51.6

About this watch

The Longines Master Collection Chronograph 40, specifically the model L2.629.4.51.6, is a luxurious timepiece that embodies elegance and precision. With its stunning black dial featuring a guilloche finish, this watch feels alive under different lighting conditions. The Roman numerals add an air of sophistication, making it suitable for both formal occasions and casual outings. The stainless steel bracelet is sturdy, comfortable, and polished to perfection, complementing the watch's overall aesthetic. At the heart of this watch is the Longines Caliber L651, an automatic movement that reflects the brand's commitment to quality and precision. This movement features a chronograph function with two subdials for small seconds and minute counter, making it both practical and user-friendly. The watch is protected by sapphire glass and has a water resistance of 30 meters, suitable for everyday activities but not for diving or swimming. With its date function displayed seamlessly on the dial, this watch is perfect for those who appreciate having important information right at their fingertips.
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Key Features

  • Longines Caliber L651 automatic movement
  • Stainless steel case with polished finish
  • Sapphire crystal glass for scratch resistance
  • Water resistance up to 30 meters
  • Chronograph function with two subdials
  • Date display on dial
  • Roman numeral indexes and feuille hands

Specifications

Brand
Longines
Family
Master Collection
Model
Master Collection Chronograph 40 Stainless Steel / Black - Roman / Bracelet
Reference
L2.629.4.51.6
Movement
l651
Movement Features
  • Hours, Minutes, Small Seconds
  • Date
  • Chronograph
Case
Stainless Steel 40mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
30

Current Listings

[WTS] Longines Master Collection Silver Small Seconds - Full Kit

Longines Master Collection Silver Small Seconds - Full Kit

Longines - L2.843.4.73.2 · $1,825
A dress watch with a crystalline silver dial and blued-steel handset, featuring a 38mm case and 10.2mm height.

  • Condition: Very close to mint condition
  • Case dimensions: 38 mm diameter, 45 mm lug-to-lug
  • Height: 10.2 mm
  • Lug width: 20 mm
Posted at
Apr 11, 2026, 9:55 PM
Active
[WTS] The Most Complicated Watch Longines Makes — Master Collection Moonphase Chrono

The Most Complicated Watch Longines Makes — Master Collection Moonphase Chrono

Longines - L2.673.4.78.6 · $2,095
The watch features a chronograph, moonphase, and full calendar functions packed into a single dial.

  • Condition: Near mint condition
  • Case size: 40mm diameter
Posted at
Apr 3, 2026, 1:13 PM
Active
[WTS] Longines Master Collection, Triple Date Moonphase 40mm OEM Bracelet + Leather Strap - $1,890

Longines Master Collection, Triple Date Moonphase 40mm OEM Bracelet + Leather Strap - $1,890

Longines - L2-673-4-78-3 · $1,890
Up for sale is my very good condition Longines Master Collection, with the Triple Date and Moonphase complication.

  • Condition: Very good condition
  • Case material: Steel
  • Crystal status: Clean
  • Bracelet type: Original Longines
Posted at
Mar 31, 2026, 9:45 PM
Active