LONGINES ADMIRAL 5 STARS Cal.6651 25Jewels Automatic.

LONGINES ADMIRAL 5 STARS Cal.6651 25Jewels Automatic.

Welcome to my auction!

Item description

Movement :

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

Externals :

• Serial number : 52352483.
• Dial number : SWISS MADE.
• Glass : Acrylic.
• Case size : About 35mm.
• Lug width : 18mm.
• Band : Can be adjust the length.(LONGINES original)

Condition :

• Used, it runs well.
• Set of the date : Iteration the hour hand at 10:00 and 0:00
• 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 Peak of 1970s Swiss Five-Star Luxury: Produced during the golden twilight of Longines' legendary in-house manufacturing era in Saint-Imier, the Longines Admiral 5 Stars represents the pinnacle of the maison's executive sports-dress flagship line. Bearing the prestigious five-star insignia on the dial—symbolizing supreme chronometric grade, durability, and factory-tested precision—this reference was engineered to compete directly with Omega's Constellation and Rolex's Datejust during the peak of mechanical high-frequency competition.
• The High-Beat In-House 25-Jewel Caliber 6651 Engine: Powering this landmark Swiss instrument is the celebrated in-house 25-jewel Caliber 6651 (part of the elite 665x family developed from the high-beat Caliber 431 foundation), operating at an optimized high-beat rate of 28,800 vibrations per hour (8 beats per second). Upgraded to a lavish 25-jewel specification to reduce wear across its high-frequency gear train, it features micro-metric fine regulation, bi-directional automatic winding, hacking seconds, manual-winding capability, and quick-set date calendar operation.
• Architectural Tonneau-C-Case Geometry and Swiss Ergonomics: Executed in a solid stainless steel case (often crafted in monocoque front-loading or robust screw-down architecture), the Admiral features bold, sweeping C-shape tonneau contours defining early-1970s European executive design. Combining broad brushed top surfaces with fluid, mirror-polished chamfers along its flanks, the substantial case wraps naturally around the wrist while sliding effortlessly under a tailored shirt cuff.
• Masterful Five-Star Dial Harmony and Date Window Utility: The dial displays exemplary Swiss visual balance, featuring a radiant silver sunburst backdrop set with hand-applied, multifaceted rectangular block indices with contrasting black or tritium inserts and matching baton hands. Symmetrically positioned at 3 o'clock is the framed calendar aperture, proudly anchored by the applied metal Longines winged hourglass emblem beneath 12 o'clock and the iconic constellation of five applied stars with stylized ""Admiral"" typography above 6 o'clock.
• An Investment-Grade Pillar of Saint-Imier Manufacture Heritage: Standing as one of the very last fully in-house automatic movements engineered by Longines before industry-wide consolidation, the Caliber 6651 25-jewel Admiral 5 Stars is an indispensable, highly collectible cornerstone reference for serious collectors of vintage Swiss high horology. Marrying high-frequency performance with iconic 1970s executive design, it remains an eternal testament to Longines' Golden Era craftsmanship.

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.
  
  
• To prevent shipping accidents.
  Please monitor the tracking number until the item arrives and if it stagnates, please investigate at your country post office. Also, please confirm the item when you receive the item.
  
  
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