LONGINES FLAGSHIP cal.6651 25Jewels Automatic.

LONGINES FLAGSHIP cal.6651 25Jewels Automatic.

Welcome to my auction!
I am Japanese who live in Tokyo.

Item description

Movement :

• Caliber number : 6651
• Movement : Automatic.
• Beat rate : 28800bph.

Externals :

• Serial number : 17280337.
• Dial number : SWISS MADE.
• Glass : Acrylic.
• Case size : About 30mm.
• Lug width : 18mm.
• Band : New Leather Strap.

Condition :

• Used, it runs well.
• Set of the date : Iteration the hour hand at 22:00 and 24:00.
• The day difference time of an used watch is about +-1 minute / day.
• For practical, everyday use, it would be advisable to have the movement cleaned and oiled.

Key Features

The Sovereign Standard of Swiss Mechanical Elegance: Developed as the ultimate crown jewel of the brand's identity, the **Longines Flagship** stood as the definitive global benchmark of dress luxury and traditional wrist prestige. The word ""Flagship"" was explicitly chosen to represent the absolute best of Longines' manufacturing capability. Born during an era before the quartz transition fully reshaped the landscape, this high-end instrument was crafted for sophisticated professionals who demanded elite timing performance and an elegant, timeless visual aesthetic.

The Elite 25-Jewel Caliber 6651 High-Beat Engine: This masterpiece is powered by the highly advanced **25-jewel Caliber 6651** (often designated as L6651), a premium in-house automatic movement operating at a swift high-beat frequency of **28,800 vibrations per hour (8 beats per second)**. Revered by horological purists for its exceptionally slim architecture and robust build quality, this caliber tames gear-train friction by deploying a luxurious **25-jewel specification**. It integrates a smooth sweeping seconds configuration alongside a **hacking seconds mechanism** for clinical accuracy.

Aesthetic Dress Case Architecture and Minimalist Proportions: This specific Flagship reference is highly celebrated among vintage collectors for its flawless, classic proportions. The solid stainless steel case showcases an extraordinarily slender profile with elegant, fluidly tapered lugs and a pristine polished bezel that controls light with beautiful vintage warmth. This low center-of-gravity design allows the mechanical structure to sit entirely flush against the skin, sliding completely weightless and effortlessly under a tailored executive shirt cuff.

Immaculate Dial Clarity with Subtle Calendar Harmony: The dial of this vintage instrument is a masterclass in mid-century luxury and industrial restraint, showcasing a radiant silver sunburst canvas. It is decorated with **hand-applied, multifaceted elongated baton indices** and sharp hands that ensure excellent legibility. Balanced by clean, dignified typography and an applied brand emblem, it features a neatly framed date window at 3 o'clock, presenting an executive layout optimized for high-society settings.

The Sovereign Identity of the Golden Caravel Medallion: This 25-jewel automatic variant remains a highly coveted, investment-grade cornerstone reference for serious vintage watch purists worldwide. The ultimate hallmark of its premium lineage is found on the screw-down case back, which proudly bears the iconic, **crisply embossed or engraved Flagship Caravel (Sailing Ship) insignia**. Built to an uncompromising heirloom standard that effortlessly transcends passing design trends, it stands as a profound testament to an era when Longines built mechanical flagship instruments to an indestructible global benchmark.

For more information, please look at the pictures.

Notes

• Before buying.
  The vintage watches we sell are inspected and adjusted so they work fine. However, since it is an vintage watch, Please purchase on the assumption that it will be repaired.
  
  
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