Patek Philippe. An 18ct gold manual wind wristwatch
Ref:3512, Case No.324470, Movement No.1135569, Circa 1965
18-jewel Cal.175 manual wind movement adjusted to heat, cold isochronism and five positions, stamped with the Geneva stamp for quality, silvered dial with bold black Roman numerals, black hands, polished round case with snap on back, fitted leather strap 29mm.