A vintage Certina Vainqueur mechanical men's wristwatch. Production period: 1950s-1960s. This model, based on its serial number, is dated: 1952/1953. Movement: Caliber 410 (Certina in-house). Serial number: 40170 2 | 2162036 Case diameter: 33 mm (without the crown) Plexiglass Features: This model represents classic Swiss watchmaking of the period, prized for its precision and solid craftsmanship, although it did not yet feature the "DS" (Double Security) system characteristic of later Certina models. It is currently a collector's item. The name "Vainqueur" comes from the French and means "winner." Gold-plated hands, sub-seconds, and numerals on a champagne dial. Beautiful vintage leather strap from the period. Works and keeps time - the movement is in excellent condition. Fast and insured shipping via courier with a tracking number.