The Furtwangen Antique Clock Exchange (AUF), established in 1985, is recognized as the largest event of its kind in Europe, attracting numerous collectors and aficionados of antique timepieces. Organized annually by the Furtwangen city administration on the last weekend of August, the fair underscores the city's deep connection to the watchmaking tradition. This three-day event showcases a remarkable array of historic clocks—from wristwatches and pocket watches to alarm clocks, pendulum clocks, and even Comtoise, tower, and Black Forest clocks. It has established itself as both a trade and public fair, appealing to a wide audience including professional restorers and private clock enthusiasts. Approximately 140 dealers offer a diverse range of items, from rare timepieces to spare parts and specialized literature. Live demonstrations of clockmaking art allow visitors to gain insights into the intricate technology and history of clocks. Thus, the fair serves not only as a marketplace but also as an educational platform for all ages. The historic venue of Furtwangen, once the center of the Black Forest clockmaking industry, significantly contributes to the atmosphere of the fair with its ambiance and knowledgeable community. It is more than just a marketplace—it is an annual celebration of a rich watchmaking tradition that draws visitors from around the world. Therefore, the Furtwangen Antique Clock Exchange is an indispensable event for anyone interested in the art and history of clockmaking. It offers a rare opportunity to delve into the world of antique clocks, exchange expert knowledge, and discover or acquire unique pieces. Already for the 39th time the Furtwangen Antique Clock Exchange (AUF) takes place on 3 days from Fri., 29.08.2025 to Sun., 31.08.2025 in Furtwangen.