Patek Philippe World Time ref 5231J Yellow Gold Cloisonné Enamel Dial Date: 27/04/2019 Description Patek Philippe Surprised us this year with a new Complications watch. the new World Time Cloisonné enamel dial yellow gold ref 5231J, Selfwinding mechanical movement Caliber 240 HU, 24-hour and day/night indication for the 24 time zones. the case is Waterproof to 30m diameter 38.5 mm. Height: 10.23 mm, Sapphire-crystal caseback. the amazing case designed with prominent winglet-style lugs and narrow with a smooth bezel. the dial depicting a colored cloisonné enamel map of Europe, Africa and the Americas, every dial is unique handcrafted professionally. a true piece of art and could be a rare collectible watch.