Vintage Rotary Automatic Chronograph Cal. Valjoux 7750 Ref: 1020 Year: 1970s Movement: original signed movement, Cal. 7750 valjoux A very special piece of Rotary, from 70s with a valjoux 7750 automatic chronograph caliber, serviced. Dial: Original black dial in good condition Bracelet: New brown leather strap The overall condition is very good as you see in the pictures. Case:Steel, Bezel: Steel, original crown. Size: 40 mm without crown. Glass: Glass Condition: The watch has been cleaned, serviced and tested. It works properly and has good condition