A gentleman's wristwatch, Patek Philippe, circa 1963. Autowind. Model number 2551. Silver dial with calibre 12-600AT. 30 jewel automatic movement. No. 764111. Case number 698284. Round silver index dial, seconds subdial at 6 o'clock. Triangular shaped hands. 18ct gold case and bracelet with fold over concealed adjustbable clasp.