Longines Master Collection Master Collection 42 Chronograph Stainless Steel / Black-Roman / Alligator

Reference L2.759.4.51.7

Longines Master Collection 42 Chronograph Stainless Steel / Black-Roman / Alligator

About this watch

The Longines Master Collection 42 Chronograph, L2.759.4.51.7, embodies timeless elegance and fine Swiss craftsmanship. This stunning timepiece boasts a classic design with a round case made from stainless steel, black guilloche dial, and Roman numeral indexes. The automatic chronograph movement features a remarkable 54-hour power reserve, thanks to the Longines caliber L688.2. With a sapphire crystal and comfortable alligator leather strap, this watch exudes sophistication and is perfect for both formal and casual settings. Whether you're timing a race or just curious about your coffee brew time, this watch handles it with finesse. The open case back allows you to admire the intricate movement, making it a treat for any watch enthusiast.
Buy Now on Jomashop
This is an affiliate link

Key Features

  • Stainless steel round case
  • Black guilloche dial with Roman numeral indexes
  • Automatic chronograph movement (Longines caliber L688.2)
  • 54-hour power reserve
  • Sapphire crystal
  • Comfortable alligator leather strap
  • Open case back for movement viewing

Specifications

Brand
Longines
Family
Master Collection
Model
Master Collection 42 Chronograph Stainless Steel / Black-Roman / Alligator
Reference
L2.759.4.51.7
Movement
l688-2
Movement Features
  • Hours, Minutes, Small Seconds
  • Date
  • Chronograph, Column wheel
Case
Stainless Steel 42mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
30

Current Listings

[WTS] Longines Master Collection L2.708.4.51.6 - $1099 - DHL

Longines Master Collection L2.708.4.51.6 - $1099 - DHL

Longines - L2.708.4.51.6 · $1,099
This Longines Master Collection features a refined black dial with Roman numeral indices, a power reserve indicator, and a timeless aesthetic.

  • Condition: Very Good (9.5/10)
  • Case size: 38.5mm diameter
  • Material: 316L Stainless Steel
  • Movement: Automatic Caliber L602.2, 28,800 vibrations per hour, 42 hours power reserve
Posted at
Mar 15, 2026, 3:16 PM
Active
View listing on r/WatchExchange
[WTS] Longines Master Collection 190th Anniversary L2.793.4.73.2 Full Set $1450 Shipped - Repost and Price Drop

Longines Master Collection 190th Anniversary L2.793.4.73.2 Full Set $1450 Shipped - Repost and Price Drop

Longines - L2.793.4.73.2 · $1,450
The 40mm dial is amazing and looks great on the Longines leather bracelet with deployment clasp.

  • Condition: Like New
  • Bracelet options: Longines leather, Milanese
  • Shipping: CONUS only
Posted at
Mar 13, 2026, 12:33 PM
Active
View listing on r/WatchExchange
[WTS] Longines Master Collection Moonphase Chronograph 40mm L2.673.4.78.6

Longines Master Collection Moonphase Chronograph 40mm L2.673.4.78.6

Longines - L2.673.4.78.6 · $1,800
This Longines Master Collection Moonphase Chronograph features a 40mm case, column wheel chronograph, 12-hour chronograph, moonphase display, and triple calendar (date, day, month). The watch is in working condition and keeps good time.

  • Condition: Pre-owned with wear and use, some scratches and scuffs
  • Case size: 40mm diameter
  • Bracelet links: 3 extra links provided
  • Box condition: slightly damaged box with one flap falling off
Posted at
Mar 9, 2026, 5:54 PM
Active
View listing on r/WatchExchange
[WTS] Longines Master Collection Chronograph Moonphase L2.673.4.61.2 – $2,850 shipped

Longines Master Collection Chronograph Moonphase L2.673.4.61.2 – $2,850 shipped

Longines - L2.673.4.61.2 · $2,850
Longines Master Collection Chronograph Moonphase watch is being sold in excellent overall condition with light wear, featuring a flawless crystal and dial.

  • Condition: Excellent overall condition, lightly worn with very minor signs of wear consistent with careful use
  • Case marks: faint and visible only on close inspection
  • Leather strap condition: very good condition, minimal to no visible wear due to the deployment clasp design
Posted at
Mar 8, 2026, 3:22 PM
Active
View listing on r/WatchExchange
[WTS] Longines Master Collection 190th Anniversary L2.793.4.73.2 Full Set $1700

Longines Master Collection 190th Anniversary L2.793.4.73.2 Full Set $1700

Longines - L2.793.4.73.2 · $1,700
This is a Longines Master Collection 190th Anniversary Edition Watch with a 40mm dial that looks great on the leather bracelet.

  • Condition: Like New
  • Case size: 40mm
  • Bracelet type: Longines leather
  • Clasp type: deployment
Posted at
Mar 6, 2026, 10:14 AM
Active
View listing on r/WatchExchange