PATEK PHILIPPE rare 18k yellow gold wristwatch, manual winding, Switzerland around 1936, two-piece construction case, snap on case back, movable lugs, silvered original dial with raised indexes due to age spotty, display of hours, minutes & constant second, rhodium plated movement, calibre 9-90, fausses cotes decoration, 18 jewels, Gyromax-balance, Breguet-hairspring, adjusted in 5 positions, measures approx. 41 x 20 mm, condition 2, collectable