Longines Master Collection Master Collection 29 Black Diamond / Bracelet

Reference L2.257.4.57.6

About this watch

The Longines Master Collection 29 Black Diamond / Bracelet, model L2.257.4.57.6, is a masterpiece of fine watchmaking that exudes elegance and sophistication. This stunning timepiece boasts a classic round shape with a 29mm diameter, perfectly balancing daintiness and substance. The black dial shines with gem-set indexes, adding a touch of luxury that's hard to ignore. Exquisite feuille hands elevate the design while providing easy reading. At its core is the reliable automatic Longines caliber L595 movement, featuring 20 jewels and a frequency of 28,800 vibrations per hour. Its impressive 40-hour power reserve means you can take it off for a weekend and still keep ticking when you put it back on. The watch is crafted from high-quality stainless steel, offering durability and aesthetic appeal. Sapphire glass ensures scratch resistance, while the open case back lets you admire the intricate workings of the movement. The comfortable bracelet is designed for flexibility and style, complementing the watch's overall luxury aesthetic.
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Key Features

  • Longines caliber L595 automatic movement
  • Gem-set indexes on black dial
  • Exquisite feuille hands for easy reading
  • 40-hour power reserve
  • High-quality stainless steel case
  • Scratch-resistant sapphire glass
  • Comfortable and flexible bracelet

Specifications

Brand
Longines
Family
Master Collection
Model
Master Collection 29 Black Diamond / Bracelet
Reference
L2.257.4.57.6
Movement
l595
Movement Features
  • Hours, Minutes, Seconds
  • Date
Case
Stainless Steel 29mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
30

Current Listings

[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
[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
Active
[WTS] - Longines Master Collection 44m Chronograph

- Longines Master Collection 44m Chronograph

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
[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