KEYSTONE Automatic nearly mint gents wristwatch in steel, Switzerland around 1955, large screwed down case reference 302, silvered duoton-dial with raised silvered indexes & numerals, silvered Dauphine-hands, sweep seconds, rhodium plated movement calibre Felsa 690 (Bidynator) with fausses cotes decoration, 25 jewels, Glucydur-screw balance, diameter approx. 36,5 mm, needs to be overhauled, condition 2