The “World Time watch”, one of Patek Philippe’s emblematic complications, is particularly coveted by collectors as are the famous and rare 1940s and 1950s models. This exclusive timepiece in yellow gold stands out with a hand-made cloisonné enamel dial and an engraved bezel. "World Time" Indication of 24 time zones Dial center in cloisonné enamel Fold-over clasp Water resistant: 30 m Sapphire crystal case back Case diameter: 39.5 mm. Box & Cert Current Month.