Why are Patek Philippe watches so expensive?

The main reason Patek Philippe watches are so expensive because its clients were king, queen, and Nobel families around the world. Most of the Patek Philippe watch parts still use traditional processes that date back to the old 19th century. Patek Philippe’s one watch still holds the record of the “World’s most expensive watch ever sold “. Patek Philippe has reached
more than 100 achievements in the watchmaking field. It has proven to be a benchmark brand in Swiss luxury watches with its longstanding tradition and history in watchmaking.