Longines Master Collection Master Collection 34 Moonphase Stainless Steel / Blue-Diamond / Bracelet

Reference L2.409.4.97.6

About this watch

The Longines Master Collection 34 Moonphase is a stunning timepiece that perfectly blends elegance and functionality. Crafted from high-quality stainless steel, the 34mm case features an open case back showcasing the intricate movement inside. The blue dial with gem-set indexes is adorned with a sunburst finish, adding a touch of dynamism. The watch's standout feature is its moonphase complication, which adds a layer of sophistication and functionality. Powered by the Longines caliber L899.2, this automatic movement promises reliability and precision, ticking at 25,200 vibrations per hour. With a power reserve of up to 64 hours, you can wear it on the weekends and still find it ticking away come Monday morning. The Master Collection 34 Moonphase is incredibly versatile, fitting seamlessly into any outfit, from formal occasions to casual wear. Its moderate size and classic design make it a timeless choice that will turn heads. Whether you're a seasoned collector or a novice looking to invest in your first luxury watch, this model certainly deserves a spot on your radar. With its striking blue dial, gem-set indexes, and reliable movement, it's a timepiece that will not only serve you well but will also showcase your style.
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Key Features

  • Longines caliber L899.2 automatic movement
  • Moonphase complication for added sophistication
  • Sapphire crystal glass for scratch resistance
  • Water resistance up to 30 meters
  • 34mm case diameter with stainless steel build quality
  • Elegant blue dial with sunburst finish and gem-set indexes
  • Reliable power reserve of up to 64 hours

Specifications

Brand
Longines
Family
Master Collection
Model
Master Collection 34 Moonphase Stainless Steel / Blue-Diamond / Bracelet
Reference
L2.409.4.97.6
Movement
l899-2
Movement Features
  • Hours, Minutes, Small Seconds
  • Date
  • Moonphase
Case
Stainless Steel 34mm
Dial Color
Blue
Crystal
Sapphire
Water Resistance
30

Current Listings

[WTS] Longines Master Collection Moonphase 42mm – 2023-2024 movement L899.5 $1500

Longines Master Collection Moonphase 42mm – 2023-2024 movement L899.5 $1500

Longines - L2.919.4.78.3 · $1,500
A Longines Master Collection Moonphase watch in excellent condition, featuring a 42mm stainless steel case, silver barleycorn dial, and automatic L899.5 movement.

  • Condition: Excellent condition
  • Case size: 42mm diameter
  • Movement caliber: L899.5
  • Power reserve: ~72-hour power reserve
Posted at
Feb 11, 2026, 1:31 PM
Active
[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
This Longines Master Collection Chronograph Moonphase features a chronograph function and moon phase display. The watch is in excellent condition with very minor signs of wear.

  • Condition: Excellent overall condition, lightly worn
  • Case wear: very minor signs
  • Crystal condition: flawless
  • Dial condition: flawless
Posted at
Feb 8, 2026, 1:09 PM
Active
[WTS] Longines Master Collection Moonphase Chronograph L2.673.4.78.3

Longines Master Collection Moonphase Chronograph L2.673.4.78.3

Longines - L2.673.4.78.3 · $2,050
This Longines Master Collection Moonphase Chronograph features an array of complications, a 40mm size, automatic movement, and original strap.

  • Condition: fair to good pre-owned condition
  • Size: 40mm diameter
  • Movement: Automatic movement
Posted at
Feb 8, 2026, 10:03 AM
Active
[WTS] Longines Avigation automatic Chronograph with OEM leather and Master Collection steel bracelet(price reduction)

Longines Avigation automatic Chronograph with OEM leather and Master Collection steel bracelet(price reduction)

Longines - L2.629.4 · $1,250
The Longines Avigation automatic Chronograph features a 40mm black dial with date functionality and chronograph capabilities. It comes with an OEM leather strap and a master collection steel bracelet, making it suitable for both formal and sporty occasions.

  • Condition: Lightly used
  • Bracelet price: $400 (Master Collection steel)
  • Shipping: FedEx 'hold at location'
  • Accepted payment methods: Zelle, cash app, PayPal F&F and G&S(+4.5%)
Posted at
Feb 6, 2026, 8:02 PM
Active
[WTS] Longines Master Collection Moon Phase Chronograph (40mm) reference L2.673.4.78.6

Longines Master Collection Moon Phase Chronograph (40mm) reference L2.673.4.78.6

Longines - L2.673.4.78.6 · $2,250
A beautiful Longines Master Collection Moon Phase Chronograph with a 40mm case, featuring hours, minutes, small seconds, date, and chronograph functions.

  • Condition: Excellent used condition
  • Case size: 40mm diameter
  • Thickness: 14.3mm
  • Power reserve: 66 hour
Posted at
Feb 6, 2026, 12:28 PM
Active
[WTS] Longines Master Collection Chronograph w/ Custom 1.5 Link for Perfect Sizing! Ref L2.629.4.78.6 - $1,500 Shipped[WTS] Longines Master Collection Chronograph w/ Custom 1.5 Link for Perfect Sizing! Ref L2.629.4.78.6 - $1,500 Shipped

Longines Master Collection Chronograph w/ Custom 1.5 Link for Perfect Sizing! Ref L2.629.4.78.6 - $1,500 Shipped[WTS] Longines Master Collection Chronograph w/ Custom 1.5 Link for Perfect Sizing! Ref L2.629.4.78.6 - $1,500 Shipped

Longines - L2.629.4.78.6 · $1,500
This is an automatic chronograph watch with a classic white dial and a chronograph function, packaged in its original box with papers included.

  • Condition: Next to new
  • Bracelet size customization: Custom 1.5 link
  • Thickness: 11.7mm
Posted at
Feb 5, 2026, 10:22 AM
Active