Longines - Chronograph Flyback 13ZN 18K Gold Ref. 4381 - Unisex - 1900-1949






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Longines Chronograph Flyback, Ref. 4381, an 18K gold-cased wristwatch from 1941 with a manual-wind Longines Calibre 13ZN movement, 35 mm case, long leather strap, a professionally refreshed brass dial, and included official Longines Certificate of Authenticity (2023) with papers but no original box or warranty, in very good condition with minimal wear.
Description from the seller
An absolute masterpiece in the history of haute horology. We propose an extraordinary vintage Longines wrist chronograph equipped with the famous Manufacture Caliber 13ZN with Flyback function (return-to-flight), unanimously regarded by collectors and historians as one of the most fascinating, complex, and prestigious mechanical chronograph movements ever made.
The watch is accompanied by the Official Certificate of Authenticity / Longines Archive Extract (issued in Saint-Imier in January 2023), which attests to its production and invoicing dated February 22, 1941 at Ostersetzer, the historic and exclusive Longines dealer/general agent for Italy at the time.
Brand: Longines
Model: Chronograph Flyback
Case Reference: 4381
Serial/Case Number: 6018373 (stamped and fully corresponding between case and movement)
Year of Production: 1941 (Invoiced to the Italian agent Ostersetzer)
Case Diameter: 35 mm (excluding crown) - Classic, elegant proportions with a strong wrist presence
Case Material: 18K yellow gold (750/1000) with a polished finish, with clearly defined gold assay marks inside the case back
Movement: Manual-winding mechanical movement by Longines Caliber 13ZN (29.80 mm, 18 jewels, 18,000 A/h, chronograph control via column wheel and Flyback complication)
Dial: Professionally restored to high-end standard ("refreshed brass dial" as mentioned in the certificate), with spectacular clarity of the multicolor scales: blue tachymeter scale, red telemeter scale, baton indices and counters with a rice-grain / concentric guilloché pattern
Crystal: Esalite (Plexiglas) clear and clean
Strap: Fine brown leather with Longines pin buckle
Accessories: Official Longines Certificate of Authenticity (2023) with archival envelope and letter from the manufacture
Movement: Fully functioning and precise. Start, stop and the Flyback (instant reset) of the chronograph respond swiftly and accurately.
Aesthetics: The 18k gold case presents in extraordinarily pristine conservative condition.
As duly certified by the Saint-Imier headquarters, the brass base plate of the original dial has been restored professionally over time to restore the watch’s legibility and impeccable aesthetic elegance. Crown and hands replaced during vintage maintenance interventions.
Top-Tier, high-security shipping, tracked and fully insured for the full auction value with a specialized express courier and armored packaging.
Seller's Story
An absolute masterpiece in the history of haute horology. We propose an extraordinary vintage Longines wrist chronograph equipped with the famous Manufacture Caliber 13ZN with Flyback function (return-to-flight), unanimously regarded by collectors and historians as one of the most fascinating, complex, and prestigious mechanical chronograph movements ever made.
The watch is accompanied by the Official Certificate of Authenticity / Longines Archive Extract (issued in Saint-Imier in January 2023), which attests to its production and invoicing dated February 22, 1941 at Ostersetzer, the historic and exclusive Longines dealer/general agent for Italy at the time.
Brand: Longines
Model: Chronograph Flyback
Case Reference: 4381
Serial/Case Number: 6018373 (stamped and fully corresponding between case and movement)
Year of Production: 1941 (Invoiced to the Italian agent Ostersetzer)
Case Diameter: 35 mm (excluding crown) - Classic, elegant proportions with a strong wrist presence
Case Material: 18K yellow gold (750/1000) with a polished finish, with clearly defined gold assay marks inside the case back
Movement: Manual-winding mechanical movement by Longines Caliber 13ZN (29.80 mm, 18 jewels, 18,000 A/h, chronograph control via column wheel and Flyback complication)
Dial: Professionally restored to high-end standard ("refreshed brass dial" as mentioned in the certificate), with spectacular clarity of the multicolor scales: blue tachymeter scale, red telemeter scale, baton indices and counters with a rice-grain / concentric guilloché pattern
Crystal: Esalite (Plexiglas) clear and clean
Strap: Fine brown leather with Longines pin buckle
Accessories: Official Longines Certificate of Authenticity (2023) with archival envelope and letter from the manufacture
Movement: Fully functioning and precise. Start, stop and the Flyback (instant reset) of the chronograph respond swiftly and accurately.
Aesthetics: The 18k gold case presents in extraordinarily pristine conservative condition.
As duly certified by the Saint-Imier headquarters, the brass base plate of the original dial has been restored professionally over time to restore the watch’s legibility and impeccable aesthetic elegance. Crown and hands replaced during vintage maintenance interventions.
Top-Tier, high-security shipping, tracked and fully insured for the full auction value with a specialized express courier and armored packaging.
