Longines Master Collection Master Collection Date 42

Reference L2.665.4.78.3

About this watch

The Longines Master Collection Date 42, with reference L2.665.4.78.3, embodies elegance and precision. Crafted from stainless steel, this round watch boasts a 42 mm diameter and features an open back showcasing intricate mechanics. The beige dial, complemented by Arabic numerals, exudes timeless sophistication. The Longines caliber L691.2 automatic movement operates at 28,800 vibrations per hour and offers a 46-hour power reserve. This reliable timepiece features hours, minutes, seconds, and date functions, making it perfect for everyday use. With a water resistance of up to 30 meters, the Master Collection Date 42 is suitable for light splashes and rain. The 21 mm lug width allows for customization with various strap options. Its lightweight design ensures comfortable all-day wear. As a piece of history, art, and Swiss watchmaking excellence, the Longines Master Collection Date 42 stands out in the luxury watch market.
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Key Features

  • Stainless Steel Case
  • Sapphire Crystal
  • 30m Water Resistance
  • Longines Caliber L691.2 Movement
  • 46-hour Power Reserve
  • Hours, Minutes, Seconds, and Date Functions

Specifications

Brand
Longines
Family
Master Collection
Model
Master Collection Date 42
Reference
L2.665.4.78.3
Movement
l691-2
Movement Features
  • Hours, Minutes, Seconds
  • Date
Case
Stainless Steel 42mm
Dial Color
Beige
Crystal
Sapphire
Water Resistance
30

Current Listings

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

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 features a modern travel watch design with a stainless steel case and silver barleycorn dial. It includes a world-time city ring, 24-hour scale, and GMT/world-time complication powered by the modified ETA 2824-2 movement.

  • Condition: Excellent
  • Case size: 38.5mm diameter
  • Bracelet length: up to 20cm (8 inches)
  • Movement type: Longines Calibre L635, based on the ETA 2824-2
Posted at
Apr 29, 2026, 9:19 PM
Active
[WTS] Longines Master Collection Silver Dial, $1700

Longines Master Collection Silver Dial, $1700

Longines - L2.628.4.78.6 · $1,700
The seller is listing a Longines Master Collection Silver Dial watch, and they are open to a video call pre-purchase to build trust.

  • Condition: Preowned
  • Shipping cost (usa): 100
  • Payment methods: Wire or Credit Card (+4.9% & 4 days clearance)
  • References: 290+ verified sales on Watcexchange, Instagram (@worthytimeholdings), Google page (Worthytime Holdings), and r/tudor (search u/pacodo)
Posted at
Apr 20, 2026, 11:55 AM
Active