SIGNED PATEK PHILIPPE & CIE, GENEVA, SWITZERLAND, MOVEMENT NO. 161'319, CASE NO. 263'581, MANUFACTURED IN 1910

With Patek Philippe Extract from the Archives confirming production of the present watch with enamel dial, dauphine numerals, enamel centred by rosette in platinum and rose-cut diamond frame in 1910 and its subsequent sale on 17 November 1910.