Longines Master Collection Master Collection 42 Chronograph Calendar Stainless Steel / Black-Roman / Bracelet

Reference L2.773.4.51.6

Longines Master Collection 42 Chronograph Calendar Stainless Steel / Black-Roman / Bracelet

About this watch

The Longines Master Collection L2.773.4.51.6 is a masterpiece of luxury watchmaking, blending sophistication with functionality in perfect harmony. This stunning timepiece features a 42mm stainless steel case, beautifully polished to exude a luxurious feel. The black guilloché dial is a visual treat, adorned with Roman numerals that add a classic touch. The feuille hands glide effortlessly over the dial, making it easy to read the time at a glance. With its reliable Longines caliber L687.2 movement, boasting a power reserve of up to 54 hours and a frequency of 28,800 vibrations per hour, this watch is all about precision. The chronograph feature allows for effortless measurement of elapsed time, while the full calendar functionality ensures you're always in the loop. A high-quality stainless steel bracelet completes this exceptional timepiece, offering comfort and security on your wrist.

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Key Features

42mm Stainless Steel Case
Black Guilloché Dial with Roman Numerals
Longines Caliber L687.2 Movement with 54-hour Power Reserve
Chronograph Functionality for Elapsed Time Measurement
Full Calendar and Moonphase Indicators
Sapphire Crystal Glass for Optimal Clarity
Adjustable Stainless Steel Bracelet with Deployment Clasp

Specifications

Brand

Longines

Family

Master Collection

Model

Master Collection 42 Chronograph Calendar Stainless Steel / Black-Roman / Bracelet

Reference

L2.773.4.51.6

Movement

l687-2

Movement Features

Hours, Minutes, Small Seconds, Additional 24 Hour Hand (fixed)
Date, Day, Month
Chronograph, Column wheel
Moonphase

Case

Stainless Steel 42mm

Dial Color

Black

Crystal

Sapphire

Water Resistance

Current Listings

Longines Master Collection Chrono Moonphase 40MM (L2.673.4.78.6), Longines Leather Strap, Additional Straps $2500

Longines - L2.673.4.78.6 · $2,500

This Longines Master Collection Chrono Moonphase is a 40MM timepiece with features including chronograph and moon phase functions.

Condition: Minor surface marks, no functional issues
Case Size: 40mm diameter
Warranty: dated December 2024

Posted at

Nov 6, 2025, 11:48 AM

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Longines Master Collection L27934926 40mm Full Set

Longines - L27934926 · $1,800

This listing is for a brand new Longines Master Collection watch in 40mm size, never worn and still with factory stickers and its original box.

Condition: Brand new and never worn
Diameter: 40mm

Posted at

Nov 5, 2025, 6:18 PM

Active

View listing on r/WatchExchange

Longines Master Collection L2.640.4

Longines - L2.640.4 · $900

This Longines Master Collection is a bold and elegant watch offering classic styling paired with a substantial presence.

Condition: Good overall condition with light signs of wear throughout and no major dings, dents, or scratches
Case Size: 48mm diameter
Movement Type: Manual-wind mechanical
Dial Color: Classic silver tone with applied markers

Posted at

Nov 1, 2025, 2:35 PM

Active

View listing on r/WatchExchange