What do you think the dial on this watch is made of? Featuring a striking opalescent dial, this Patek Philippe Reference 4117/1G bracelet watch from 1972 is also set with white gold and diamonds. Share your guesses in the comments and find the answer in the link in bio. It will be offered in ‘Important Watches: Part I’ auction, presented in partnership with @silverseacruises, at #SothebysGeneva on 5 November. #SothebysLuxuryWeek #SothebysWatches #SothebysJewels #PatekPhilippe