Technos 21 Jewels Duroflex (Stainless Steel Back, Switzerland) – Elegant Mid-Century Manual Classic Model Overview This vintage Technos 21 Jewels Duroflex is a refined example of 1950s–1960s Swiss watchmaking. Technos built its reputation on reliable, accessible mechanical watches, and the Duroflex line highlighted durability through its reinforced mainspring system. The clean, balanced dial with applied markers and dauphine-style hands reflects the understated elegance of the era. Powered by a 21-jewel manual-wind movement, this piece represents classic mid-century engineering with honest vintage character. Technical Specifications Brand: Technos Model: Duroflex – 21 Jewels Movement: Manual wind, 21 jewels Country of Manufacture: Switzerland Production Era: Approx. 1950s–1960s Case Material: Chrome-plated case with stainless steel back Diameter: Approx. 34–35 mm (excluding crown) Caseback: Stainless steel, marked “Stainless Steel Back” Crystal: Acrylic Water Resistance: Not tested (vintage piece) Dial & Details Silvered dial with visible, even patina consistent with age. Applied hour markers and Arabic numeral at 12. Signed “Technos” and “21 Jewels Duroflex.” Slim dauphine-style hands. Movement Mechanical hand-wound movement signed Technos, 21 jewels, Swiss made. Visible in the photos, showing clean bridges and traditional construction typical of the period. Condition Report Good vintage condition with age-related wear. Dial shows natural patina and spotting. Case displays signs of use consistent with age. Movement is running at the time of listing; long-term accuracy and water resistance are not guaranteed. Delivery Carefully packaged in a generic watch box. Registered and insured shipping from the EU. All photos show the actual watch offered for sale.