Longines Master Collection Master Collection Power Reserve

Reference L2.666.6.78.6

About this watch

The Longines Master Collection Power Reserve is a stunning timepiece that embodies elegance, precision, and practical functionality. Its luxurious yellow gold case exudes warmth and sophistication, while the beige guilloche dial showcases intricate craftsmanship. The Arabic numeral indexes provide excellent readability, and the feuille hands move elegantly across the dial, protected by a high-quality sapphire crystal. At its heart lies the Longines caliber L602, an automatic movement based on the ETA 2897, boasting a frequency of 28,800 vibrations per hour for precision and reliability. The power reserve indicator allows you to see how much energy is left in the movement, ensuring that your watch is always ready to go. With a date function and water resistance of 30 meters, this timepiece is perfect for everyday wear. The comfort of a high-quality leather strap complements the gold case, providing a soft touch against the wrist.
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Key Features

  • Longines caliber L602 automatic movement
  • Yellow gold case with polished finish
  • Beige guilloche dial with Arabic numeral indexes
  • High-quality sapphire crystal for scratch resistance
  • Power reserve indicator and date function
  • Water resistance of 30 meters
  • Leather strap with adjustable nature

Specifications

Brand
Longines
Family
Master Collection
Model
Master Collection Power Reserve
Reference
L2.666.6.78.6
Movement
l602
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Power Reserve Indicator
Case
Yellow Gold 42mm
Dial Color
Beige
Crystal
Sapphire
Water Resistance
30

Current Listings

Longines master collection brushed salmon dial / small sec / 38.5mm / extra OEM strap /

Longines master collection brushed salmon dial / small sec / 38.5mm / extra OEM strap /

Longines - L28434932 · $1,850.002
This Longines Master Collection Automatic watch features a salmon dial and is in the perfect size of 38.5 mm, making it a personal favorite of the seller.

  • Condition: great
  • Case diameter: 38.5mm
  • Dial color: salmon
  • Straps: [object Object],[object Object],[object Object]
Posted at
Jun 14, 2025, 7:19 PM
Active
[wts] Longines master collection brushed salmon dial / small seconds/ xtra OEM strap

Longines master collection brushed salmon dial / small seconds/ xtra OEM strap

Longines - L2.843.4.93.2 · $1,850
This Longines Master Collection watch features a 38.5mm brushed case, a salmon dial, and small seconds function.

  • Condition: Great condition
  • Size: 38.5mm diameter
  • Straps: 2 x Longines OEM straps (Dark Blue croc w deployment clasp and brown croc w buckle) + 1 x blue/grey suede leather aftermarket strap
Posted at
Jun 14, 2025, 4:51 PM
Active
[WTS] Longines Master Collection Chronograph L2.629.4.78.6 40MM

Longines Master Collection Chronograph L2.629.4.78.6 40MM

Longines - L2.629.4.78.6 · $1,400
A Longines Master Collection Chronograph, a timepiece from the Master Collection series with chronograph functionality. It comes with all links and its original box, excluding the cardboard outer packaging.

  • Condition: Pre-owned with minor rash marks
  • Case Size: 40mm diameter
  • Box Contents: all links and box (cardboard outer box not included)
  • Shipping Details: CONUS shipping from military address via USPS
Posted at
Jun 13, 2025, 2:10 PM
Active
Excellent Longines Master Collection Chronograph. L2.629.4.78.6 Steel, Bracelet, Box and Papers. April 2023. Price Reduction

Excellent Longines Master Collection Chronograph. L2.629.4.78.6 Steel, Bracelet, Box and Papers. April 2023. Price Reduction

This Longines Master Collection Chronograph features a silver "BarleyCorn" dial with painted Arabic numerals and blued steel hands. The watch is powered by the self-winding Longines L889 movement, which includes date, hour, minute, and continuous small seconds hands, as well as a central 60 seconds hand and 30 minutes counter at 9 o'clock.

  • Condition: Excellent
  • Movement: Longines L889, Self‑winding chronograph
  • Case size: 40 mm diameter
  • Thickness: 11.7 mm
Posted at
Jun 3, 2025, 2:55 AM
Active