Longines Master Collection Master Collection Power Reserve

Reference L2.666.8.78.5

About this watch

The Longines Master Collection Power Reserve (L2.666.8.78.5) is a remarkable timepiece that showcases the brand's dedication to excellence. This stunning watch combines elegance and functionality with precise movement and a power reserve indicator, making it a perfect choice for those who appreciate fine craftsmanship. With its pink gold case, sapphire glass, and beige dial, this watch exudes luxury and warmth while striking a balance between boldness and wearability. Whether you're dressing up or going casual, the Longines Master Collection Power Reserve fits seamlessly into any outfit, making it a statement piece that speaks to your taste for style and sophistication.

Buy Now on Jomashop

This is an affiliate link

Key Features

Automatic movement (Longines Caliber L602)
Power reserve of 42 hours
Pink gold case with sapphire glass
Beige dial with guilloche finish
Date function
Water resistance up to 30 meters

Specifications

Brand

Longines

Family

Master Collection

Model

Master Collection Power Reserve

Reference

L2.666.8.78.5

Movement

l602

Movement Features

Hours, Minutes, Seconds
Date
Power Reserve Indicator

Case

Pink Gold 42mm

Dial Color

Beige

Crystal

Sapphire

Water Resistance

Current Listings

Longines Master Collection - Retrograde - Silver "barleycorn" dial - Sun and Moon + Moon-phase - 44mm - With Card

Longines - Master Collection Retrograde · $2,500

A highly complicated Longines Master Collection Retrograde watch featuring a silver 'barleycorn' dial and a self-winding mechanical movement. It includes functions such as GMT moonphase, retrograde hands, small seconds, 24-hour second time zone, and a day-night indicator.

Condition: Excellent, works perfectly with no issues
Size: 44mm diameter
Lug width: 22mm
Water resistance: 3 bar

Posted at

Mar 25, 2026, 2:49 PM

Active

View listing on r/WatchExchange

Longines Master Collection L2.773.4.78.3 Moonphase Automatic Box and Papers

Longines - L2.773.4.78.3 · $2,190

The Longines Master Collection L2.773.4.78.3 is an elegant automatic wristwatch featuring a white dial, full calendar display, moonphase display, and running seconds.

Condition: Excellent, with light signs of careful wear on case and crystal
Case size: 42mm
Movement accuracy: +8 seconds per day
Bracelet/strap material: leather

Posted at

Mar 19, 2026, 2:37 PM

Active

View listing on r/WatchExchange

Longines Master Collection - Retrograde - Silver "barleycorn" dial - Sun and Moon + Moon-phase - 44mm - Comes With Card

Longines - Master Collection Retrograde · $2,500

This Longines Master Collection Retrograde features a complex set of functions including GMT Moonphase, Self winding mechanical movement, and retrograde hand displays for day, date, and second time zone. It also includes a moonphase display and day/night indicator.

Condition: Used, works perfectly with no issues
Case Size: 44mm without crown
Lug Width: 22mm
Movement: Self winding mechanical, 28'800 vibrations per hour, 48 hours power reserve

Posted at

Mar 18, 2026, 1:54 PM

Active

View listing on r/WatchExchange

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