Longines Master Collection Master Collection Power Reserve
Reference L2.666.6.78.5
About this watch
The Longines Master Collection Power Reserve is a magnificent blend of elegance, functionality, and timeless design. This luxury timepiece tells time with precision, looks stunning on the wrist, and offers a glimpse into the artistry of Swiss watchmaking. Crafted from yellow gold and featuring a beige guilloche dial, this 42 mm round case watch exudes sophistication and charm. The Longines caliber L602 automatic movement, based on the renowned ETA 2897, boasts a power reserve of 42 hours and 21 jewels for smooth operation. With sapphire glass and a water resistance rating of 30 meters, this watch is suitable for everyday wear. Whether you're at the office or out for a casual evening, this watch feels just right. It's an investment that's sure to pay off in style and performance, perfect for collectors, professionals, or anyone looking to elevate their style.
Buy Now on Jomashop
This is an affiliate link
Key Features
- Yellow gold casing
- 42 mm round case
- Beige guilloche dial
- Sapphire glass
- Automatic movement (Longines caliber L602)
- Power reserve of 42 hours
- 21 jewels for smooth operation
- Water resistance rating of 30 meters
Specifications
- Brand
- Longines
- Family
- Master Collection
- Model
- Master Collection Power Reserve
- Reference
- L2.666.6.78.5
- 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
![[WTS] Longines Master Collection. Triple Date. Moonphase. $1795 only !!](https://preview.redd.it/yk7yejxligkf1.jpeg?auto=webp&s=bb02c2b2610738f6ea178c6775730857a7535d64)
Longines Master Collection. Triple Date. Moonphase. $1795 only !!
A Longines Master Collection watch featuring a triple date, moonphase, and chronograph functions in a 42mm automatic movement.
- Condition: Clean
- Case Diameter: 42mm
- Shipping Details: Fedex with insurance, global shipping available
![[WTS] Longines Master Collection Chrono Moonphase 40MM (L2.673.4.78.6), Longines Leather Strap, Additional Straps $2500](https://preview.redd.it/bkvfz6kwq9kf1.jpg?width=640&crop=smart&auto=webp&s=1cbd4a599c2c69a946756ac7e1283283d0437421)
Longines Master Collection Chrono Moonphase 40MM (L2.673.4.78.6), Longines Leather Strap, Additional Straps $2500
This is a Longines Master Collection Chrono Moonphase watch with box and warranty card, featuring a leather strap and additional straps.
- Condition: Minor surface marks, no functional issues
- Case Size: 40mm
- Box And Papers: true

Pre-Owned Longines Master Collection 190th Anniversary L2.793.4.73.2
A pre-owned Longines Master Collection 190th Anniversary watch in silver, featuring an automatic movement and stainless steel case. The watch comes with two straps, including an aftermarket blue leather strap.
- Condition: 88% condition due to slight marks on the lugs, bezel, and case, with a slightly creased strap and worn clasp
- Movement: Automatic
- Case size: 40mm diameter
- Material: Stainless Steel
![[WTS] Longines Master Collection. Moonphase. 42mm. Clean.](https://preview.redd.it/c1vhrl3pkoif1.jpeg?auto=webp&s=66c4511274728b7adeb656e36fb104e927b2d955)
Longines Master Collection. Moonphase. 42mm. Clean.
A Longines Master Collection watch features a moonphase, triple date, chronograph, and automatic movement in a 42mm case.
- Condition: Clean
- Case size: 42mm
- Movement type: Automatic