Allegro – Diver-Style Vintage Watch – 17 Rubis Antichoc – Dual-Crown – ca. 1970s – Mechanical Hand-Wound XL model - great style Brand: Allegro Model: Diver-style “Racing” dial Movement: Mechanical hand-wound Jewels: 17 Rubies Shock protection: Antichoc Case material: Chrome-plated metal / Stainless steel back Period: ca. 1970s Country: Switzerland (movement origin) Condition: Fair vintage condition, working Gender: Men Description Vintage Allegro diver-style wristwatch from the 1970s, featuring a 17-jewel hand-wound movement with shock protection (Antichoc). The watch has a characteristic racing-inspired checkerboard dial, dual crowns, and a rotating inner bezel operated by the upper crown. The stainless steel case back shows a diver emblem and “STAINLESS STEEL BACK – WATERPROOF” marking (water resistance not tested and not guaranteed). The watch runs and sets correctly; accuracy and power reserve not tested to chronometer standards. A new 20 mm leather strap is fitted. Features Mechanical hand-wound movement 17 jewels Dual-crown design Rotating inner bezel Checkerboard “racing” central dial Date window at 3 o’clock Luminous hands and markers (aged) Dimensions Case diameter: approx. 40 mm (without crown) Case thickness: approx. 13 mm Lug width: 20 mm Lug-to-lug: approx. 46 mm (If you have exact measurements, you can replace these.) Condition Dial: Original black dial with racing checker pattern. Lume aged. Date function working. Signs of wear consistent with age. Crystal: Scratches and marks present. Case: Chrome-plated case with heavy wear, scratches, and plating loss especially around the bezel and lugs. Stainless steel back in fair condition with diver emblem. Crowns: Both crowns present. Rotating inner bezel functions. Movement: Runs and sets. No service history known. A service is recommended if the watch will be used regularly. Strap: New aftermarket 20 mm leather strap. Shipping Carefully packed and shipped with tracking. Any import duties or taxes are the buyer’s responsibility.