Patek Phillippe & Cie., Genève, No. 860027, case No. 613412, circa 1936, with certif icate. Extremely fine and rare. cushion shaped, 18ct yellow gold and platinum gentleman's wristwatch, with single button chronograph, registers and tachometer.\n\nC. massive. polished, yellow gold engraved bezel and back, white gold stepped sides. D. mat silver, with applied gold and Arabic numerals. painted indexes. + auxiliary seconds and 30 minutes register dials, outer tachometer graduation. " Feuille" gold hands. M. 11 '/z'"', rhodiumed, "fausses-côtes" decoration. 23 jewels, lever escapement, cut bimetallic balance, Breguet balance-spring. micrometer regulator. Dial, case and movement signed. In excellent condition. Dim. 31x31 mm.