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 Triple Date Moonphase Chronograph 42mm with box - $1,890

Longines - L2-773-4-78-3 · $1,890

Up for sale is my Longines Master Collection, Triple Date Moonphase Chronograph 42mm. The watch has a steel case, chronograph function, moonphase complication, and comes with its original box.

Condition: Great condition with minimal marks on the case sides and caseback, light hairlines on the high polished bezel and bracelet centerlinks/sides
Case size: 42mm
Bracelet size: up to 7-7.25inch wrists depending on wrist shape

Posted at

May 19, 2026, 8:56 PM

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[WTS] Longines Master Collection Complete Calendar Chronograph ref. L2.773.4.78.6 | Excellent Condition (Full Set: Box, Papers, Card, Purchase Invoices With International Warranty Until 2029) | $2400

Longines Master Collection Complete Calendar Chronograph ref. L2.773.4.78.6 | Excellent Condition (Full Set: Box, Papers, Card, Purchase Invoices With International Warranty Until 2029) | $2400

Longines - L2.773.4.78.6 · $2,400

Up for sale is the Longines Master Collection Complete Calendar Chronograph ref. L2.773.4.78.6, a traditional Swiss watch with a lot of mechanical charm packed into a single piece.

Condition: Excellent
Case Size: 42mm diameter
Thickness: 14.2mm
Movement Type: Automatic Chronograph

Posted at

May 18, 2026, 11:14 PM

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Longines Master Collection Salmon Dial 38.5mm L2.843.4.93.2 Full Set

Longines - L2.843.4.93.2 · $1,800

The Longines Master Collection features a stunning salmon dial with black Arabic numerals and blued/black polished hands, giving it an elegant vintage-inspired look.

Condition: Excellent / barely worn
Case size: 38.5mm
Thickness: 10.2mm
Movement: Longines Caliber L893

Posted at

May 18, 2026, 10:34 PM

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Longines Master Collection L2.893.4.78.6. 42mm Black Dial Automatic on Bracelet Full Kit - $1,425

Longines - L2.893.4.78.6 · $1,425

This Longines Master Collection automatic watch features a stainless steel case, black textured dial with Roman numeral hour markers, and date display at 3 o'clock. It comes as a full kit with box, papers, booklet, and accessories.

Condition: Pre-owned in very good overall condition
Case size: 42mm
Movement type: Automatic
Water resistance: 30m

Posted at

May 15, 2026, 3:17 PM

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Longines Master Collection 40mm Rose Gold L2.793.5.79.7 w Box $1900

Longines - L2.793.5.79.7 · $1,900

A rose gold dress watch with a 40mm case, available as a standalone timepiece or paired with its matching 18K rose gold bracelet.

Condition: Good shape
Material: Rose Gold
Bracelet material: 18K Rose Gold

Posted at

May 14, 2026, 3:07 PM

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Longines Master Collection World Time Ref. L2.631.4.70.6 | Excellent Condition (Box, Booklet, Card) | $1550

Longines - L2.631.4.70.6 · $1,550

The Longines Master Collection World Time Ref. L2.631.4.70.6 is a modern travel watch with a stainless steel case, silver barleycorn dial, and world-time city ring.

Condition: Excellent
Case size: 38.5mm diameter
Bracelet length: up to 20cm (8 inches)
Movement: Longines Calibre L635 (based on ETA 2824-2 with GMT/world-time complication)

Posted at

May 10, 2026, 10:47 PM

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