Longines Master Collection Master Collection Chronograph 40 Stainless Steel / Black - Roman / Bracelet

Reference L2.629.4.51.6

Longines Master Collection Chronograph 40 Stainless Steel / Black - Roman / Bracelet

About this watch

The Longines Master Collection Chronograph 40, specifically the model L2.629.4.51.6, is a luxurious timepiece that embodies elegance and precision. With its stunning black dial featuring a guilloche finish, this watch feels alive under different lighting conditions. The Roman numerals add an air of sophistication, making it suitable for both formal occasions and casual outings. The stainless steel bracelet is sturdy, comfortable, and polished to perfection, complementing the watch's overall aesthetic. At the heart of this watch is the Longines Caliber L651, an automatic movement that reflects the brand's commitment to quality and precision. This movement features a chronograph function with two subdials for small seconds and minute counter, making it both practical and user-friendly. The watch is protected by sapphire glass and has a water resistance of 30 meters, suitable for everyday activities but not for diving or swimming. With its date function displayed seamlessly on the dial, this watch is perfect for those who appreciate having important information right at their fingertips.

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Key Features

Longines Caliber L651 automatic movement
Stainless steel case with polished finish
Sapphire crystal glass for scratch resistance
Water resistance up to 30 meters
Chronograph function with two subdials
Date display on dial
Roman numeral indexes and feuille hands

Specifications

Brand

Longines

Family

Master Collection

Model

Master Collection Chronograph 40 Stainless Steel / Black - Roman / Bracelet

Reference

L2.629.4.51.6

Movement

l651

Movement Features

Hours, Minutes, Small Seconds
Date
Chronograph

Case

Stainless Steel 40mm

Dial Color

Black

Crystal

Sapphire

Water Resistance

Current Listings

Longines Master Collection Chrono Moonphase 40MM (L2.673.4.78.6), Longines Leather Strap, Additional Straps $2500

Longines - L2.673.4.78.6 · $2,500

This Longines Master Collection Chrono Moonphase is a 40MM timepiece with features including chronograph and moon phase functions.

Condition: Minor surface marks, no functional issues
Case Size: 40mm diameter
Warranty: dated December 2024

Posted at

Nov 6, 2025, 11:48 AM

Active

View listing on r/WatchExchange

Longines Master Collection L27934926 40mm Full Set

Longines - L27934926 · $1,800

This listing is for a brand new Longines Master Collection watch in 40mm size, never worn and still with factory stickers and its original box.

Condition: Brand new and never worn
Diameter: 40mm

Posted at

Nov 5, 2025, 6:18 PM

Active

View listing on r/WatchExchange

Longines Master Collection L2.640.4

Longines - L2.640.4 · $900

This Longines Master Collection is a bold and elegant watch offering classic styling paired with a substantial presence.

Condition: Good overall condition with light signs of wear throughout and no major dings, dents, or scratches
Case Size: 48mm diameter
Movement Type: Manual-wind mechanical
Dial Color: Classic silver tone with applied markers

Posted at

Nov 1, 2025, 2:35 PM

Active

View listing on r/WatchExchange