The 20 most expensive watches to go under the hammer on an online auction site have been revealed, as a scarcity in brand-new luxury watches fuels a surge in bidding for second-hand timepieces.

America's largest luxury watch ... brands like Romain Gauthier, Armin Strom, and Tulloch, the latter of which made its worldwide debut as a company at the event. While some of the most inexpensive ...

In fact, we’ve found the most expensive item at Kohl’s for men and how much you’ll need ... Some of the top features of this smartwatch include: This watch is perfect for any active person ...

However, most tourbillon watches from reputable brands range from $100,000 to several million dollars. More from So Expensive A tourbillon (French for "whirlwind") is a centuries-old mechanism ...