Since Louis Cottier?s invention of this mechanism during the 1930s, the famous Patek Philippe World Time watches have often been adorned with maps in Grand Feu cloisonn? enamel depicting various regions of the world.
Since Louis Cottier?s invention of this mechanism during the 1930s, the famous Patek Philippe World Time watches have often been adorned with maps in Grand Feu cloisonn? enamel depicting various regions of the world.
