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

An absolute masterpiece in the history of haute horology. We propose an extraordinary vintage Longines wrist chronograph equipped with the renowned In-House Caliber 13ZN with Flyback function (return-to-zero), 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 Longines Certificate of Authenticity / Archive Extract (issued in Saint-Imier in January 2023), which confirms its production and invoicing dated February 22, 1941, at Ostersetzer, the historic and exclusive Longines concessionaire/general agent for Italy of the era. Brand: Longines Model: Chronograph Flyback Case Reference: 4381 Serial/Case Number: 6018373 (stamped and fully matching 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 hallmarks on the inner case back Movement: Manual-wind mechanical movement by Longines Caliber 13ZN (29.80 mm, 18 jewels, 18,000 A/h, chronograph column-wheel control with Flyback complication) Dial: Professionally restored to high-end standards ("refreshed brass dial" as mentioned in the certificate), with spectacular legibility of the multicolor scales: blue tachymeter scale, red telemeter scale, railway-track minute markers, and railroad-divided subdials with concentric guilloché motif Crystal: Transparent and clear Plexiglas (Esalite) Strap: Premium brown leather strap with Longines pin buckle Comprehensive Documentation: Official Longines Certificate of Authenticity (2023) with its archival envelope and letter from the manufacturer Movement condition: Fully functional and precise. Start, stop, and Flyback (instantaneous reset) operate briskly and accurately. Aesthetics: The 18k gold case presents in extraordinarily conservative condition. As duly certified by the Saint-Imier manufacturer, the brass base plate of the original dial has been professionally restored and refurbished over time to restore perfect legibility and aesthetic elegance. Crown and hands were replaced during vintage maintenance. Top-tier, securely shipped, traced, and fully insured for the entire winning value with a specialized express courier and armored packaging.

Estimation:€8,200

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