Patek Philippe 18ct gold Gent's wrist watch; ref; 2509 with applied markers, subsidiary seconds dial on an 18 jewel manual wind movement cal. 27 Am 400, adjusted for five positions, heat, cold and isochronism, movement no. 730506, case no. 679223. With later 18ct gold brickpattern bracelet band. Diameter 35 mm. Wt. 84.7g.