Longines Master Collection Master Collection Small Seconds

Reference L2.640.4.51.5

Longines Master Collection Small Seconds

About this watch

The Longines Master Collection Small Seconds embodies the essence of luxury watchmaking with its refined aesthetics and practical features. At the core is the Longines caliber L512, a hand-wound movement that pays homage to traditional watchmaking while providing modern reliability. The case is crafted from high-quality stainless steel, elevating its durability and luxurious feel. With a diameter of 47.50 mm, this watch makes a bold statement while remaining comfortable on the wrist. The black dial features Roman numeral indexes and Feuille hands, adding classic sophistication and refined readability. Protected by a sapphire crystal, the dial is resistant to scratches, ensuring pristine wear. Pairing with a leather strap enhances its overall appeal, suitable for all-day wear. With a water resistance of 30 meters, it can withstand splashes and brief immersion in water, but not rigorous aquatic activities. The Longines Master Collection Small Seconds is a stunning watch that balances elegance, functionality, and craftsmanship, making it an ideal choice for luxury timepiece enthusiasts.
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Key Features

  • Hand-wound Longines caliber L512 movement
  • 47.50 mm diameter stainless steel case
  • Sapphire crystal face protection
  • Black dial with Roman numeral indexes and Feuille hands
  • Leather strap option for enhanced appeal
  • 30 meter water resistance
  • 46 hour power reserve

Specifications

Brand
Longines
Family
Master Collection
Model
Master Collection Small Seconds
Reference
L2.640.4.51.5
Movement
l512
Movement Features
  • Hours, Minutes, Small Seconds
Case
Stainless Steel 47.5mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
30

Current Listings

[WTS] Longines Master Collection L2.893.4.78.6. 42mm Black Dial Automatic on Bracelet Full Kit - $1,425

Longines Master Collection L2.893.4.78.6. 42mm Black Dial Automatic on Bracelet Full Kit - $1,425

Longines - L2.893.4.78.6 · $1,425
This Longines Master Collection automatic watch features a stainless steel case, black textured dial with Roman numeral hour markers, and date display at 3 o'clock. It comes as a full kit with box, papers, booklet, and accessories.

  • Condition: Pre-owned in very good overall condition
  • Case size: 42mm
  • Movement type: Automatic
  • Water resistance: 30m
Posted at
May 15, 2026, 3:17 PM
Active
View listing on r/WatchExchange
[WTS] Longines Master Collection 40mm Rose Gold L2.793.5.79.7 w Box $1900

Longines Master Collection 40mm Rose Gold L2.793.5.79.7 w Box $1900

Longines - L2.793.5.79.7 · $1,900
A rose gold dress watch with a 40mm case, available as a standalone timepiece or paired with its matching 18K rose gold bracelet.

  • Condition: Good shape
  • Material: Rose Gold
  • Bracelet material: 18K Rose Gold
Posted at
May 14, 2026, 3:07 PM
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[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 is a modern travel watch with a stainless steel case, silver barleycorn dial, and world-time city ring.

  • Condition: Excellent
  • Case size: 38.5mm diameter
  • Bracelet length: up to 20cm (8 inches)
  • Movement: Longines Calibre L635 (based on ETA 2824-2 with GMT/world-time complication)
Posted at
May 10, 2026, 10:47 PM
Active
View listing on r/WatchExchange
[WTS] Longines Master Collection Moonphase L2.909.4.78 — 40mm — Full Kit — $1,699 Shipped 🔥

Longines Master Collection Moonphase L2.909.4.78 — 40mm — Full Kit — $1,699 Shipped 🔥

Longines - L2.909.4.78 · $1,699
A Longines Master Collection Moonphase watch in a 40mm case, featuring a moon phase display.

  • Condition: Good overall, with light hairlines throughout.
  • Case size: 40mm
  • Shipping options: FedEx 2-Day fully insured (+$15 overnight)
  • Shipping location: Chicago
Posted at
May 10, 2026, 7:59 PM
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[WTS] LONGINES MASTER COLLECTION MOONPHASE 42mm

LONGINES MASTER COLLECTION MOONPHASE 42mm

Longines - L2.919.4.92.6
A Longines Master Collection Moonphase watch with a 42mm diameter and moon phase functionality.

  • Condition: New
  • Case Size: 42mm diameter
  • Box And Papers: true
Posted at
May 9, 2026, 4:10 PM
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[WTS] 2022 Longines Master Collection L26734920 Moonphase Blue dial - Box + Papers

2022 Longines Master Collection L26734920 Moonphase Blue dial - Box + Papers

Longines - L26734920 · $2,890
The Longines Master Collection is an elegant and highly regarded automatic wristwatch that blends classic watchmaking with refined complications. It features a blue dial with a full calendar display, moonphase display, and running seconds.

  • Condition: attractive condition with honest signs of previous wear
  • Case size: 42mm diameter
  • Movement type: automatic
Posted at
May 8, 2026, 2:46 PM
Active
View listing on r/WatchExchange