Longines Flagship 4052-1-6651 (1972)

Now available at auction from Second Vintage A superb example of early 1970s Longines craftsmanship, this Flagship Automatic (ref. 4052-1-6651) combines classic Swiss elegance with modern reliability. Produced in 1972, it features a distinct cushion-shaped stainless steel case and an exceptionally well-preserved sunburst dial. Fresh from a recent movement service, and with excellent timegrapher results, this Flagship stands out as a sophisticated and dependable vintage timepiece. Brand: Longines Model: Flagship Reference Number: 4052-1-6651 Serial Number: 16822336 Movement: Longines Caliber 6651 automatic (Movement Serial: 52052800), recently serviced Dial: Silver sunburst, applied indices, date aperture at 4:30, baton hands Case Size: 29 mm (excluding the crown) Case Material: Stainless steel Production Year: 1972 Condition: Excellent original condition with sharply defined case lines, a clean dial, and minimal signs of wear. Running at +3 to +6 seconds per day with strong amplitude, reflecting a healthy serviced movement. Dial and Hands The silver sunburst dial is beautifully preserved, retaining vibrant lustre and crisp applied indices. The iconic Flagship script and practical date window at 4:30 add both style and function. Baton hands and markers exhibit an attractive, uniform patina, enhancing its vintage appeal while staying clear and legible. Case and Crystal The stainless steel cushion-shaped case maintains sharp, well-defined edges with only minor surface marks typical of gentle wear. The acrylic crystal remains clean and transparent, allowing the detailed dial to shine through. Movement At the heart of this watch is the Longines Caliber 6651, recently serviced to ensure reliable performance. Timegrapher testing confirms its strength, running at an impressive +3 to +6 seconds per day with robust amplitude—a testament to both recent servicing and Longines’ engineering excellence. Strap The watch comes fitted with a textured black leather strap, comfortably supple and free of significant wear, perfectly complementing the case design and era. Condition Overall, this Flagship is in outstanding original condition, with a clean dial, strong case lines, and a fresh, high-performing movement. The piece reflects careful ownership and recent professional attention. Dimensions Case diameter: 29 mm (excluding crown) Remarks This Longines Flagship stands out for its rare cushion case, original dial, and mechanically excellent, recently serviced movement. It is a choice addition for any collector seeking reliability and vintage character in a refined Swiss dress watch. History Since its introduction in 1957, the Longines Flagship line has represented the brand’s finest traditions of elegant design and technical precision. This 1972 cushion-case model exemplifies the era’s bold styling and is prized by collectors for its unique silhouette and enduring quality. / Second Vintage SKU: LON-LFX-0002