Jens Koch

At Watches and Wonders 2025 in Geneva, there were some spectacular innovations and mechanical masterpieces on display. Among them were numerous complications, unprecedented displays, new solutions for well-known problems, a new escapement, and the most accurate mechanical wristwatch ever. Vacheron Constantin Les Cabinotiers Solaria Ultra Grande Complication: Most Complicated Wristwatch Vacheron Constantin sets a spectacular…

Rolex is presenting its new releases for this year at Watches & Wonders 2025. Highlights include a left-handed GMT-Master II with a green dial, revised Oyster Perpetual models, and several new dials. This year's star of the show, however, is a completely new model: the Land-Dweller, housing several innovations in the movement. Land-Dweller: new model,…

Rolex's new Land-Dweller watch model's movement presents a novel escapement that is well worth a closer look. What are its key features – and which inherent limitations of the Swiss lever escapement does it aim to overcome? Understanding escapements The escapement in a mechanical watch is essential: without it, the mainspring would cause the gear…

Amongst other things, Bulgari specialises in ultra-thin watches. With the Octo Finissimo Ultra Tourbillon, the brand has now set its tenth world record in this field in the last eleven years: the thinnest mechanical watch with a tourbillon. Heralding its first appearance at Watches and Wonders 2025, Bulgari is presenting this extraordinary watch, which is…

At the beginning of 2025, Hublot revised its striking Big Bang MECA-10, a timepiece renowned for its ten-day power reserve and unconventional power reserve display. The primary focus of this update was a reduction in size, from a bold 45 mm to a more restrained 42 mm in diameter. Achieving this required the development of…