101 things in your attic that could be worth a lot of money

242. 1920 Patek Philippe Supercomplication Pocket Watch

Manufacturer: Patek Philippe
original price: US$ 15,000.00*
Current value: US$ 24 million*

The Patek Philippe Supercomplication 1920 watch cost around $15,000 to make, but sold for $24 million at auction. Auctioned in Geneva, Switzerland, the Sotheby's event resulted in an anonymous buyer shelling out tens of millions for the famous watch. This made the Supercomplication the most expensive watch ever sold.

Patek Philippe watches have always been extremely expensive, with auction prices of US $ 10 million and US $ 11 million in the late 1990s. ”, according to Forbes. If you want an entry-level Patek Philippe watch, you will have to pay US $ 19,000-30,000.