URWERK UR-100V Lightspeed Black Dial LIMITED

The UR-100V Lightspeed extends Urwerk's wandering-hours architecture into a more explicitly astronomical register, translating the speed of light into a functional display across the dial. Urwerk introduced this limited edition in 2023 without disclosing a production cap. Its black carbon case measures 43mm by 51.73mm and gives the watch the faceted, technical profile that defines the modern UR-100V line. Across the lower arc, the satellite hour display carries the familiar UR-100V reading format, while the upper scale tracks the time required for sunlight to reach eight planets, a complication unique to this Lightspeed execution. The black dial construction is layered rather than flat, with blue and green indications set against a dark architectural base and a red-tipped minute display that ties directly to the red rubber strap. Power comes from Urwerk's self-winding caliber UR 12.02, developed with a turbine-regulated automatic system and built around the brand's signature carousel and satellite display mechanism. Collectors tend to focus on the display, but the movement architecture matters just as much here: ARCAP baseplates, a lightweight carousel, and the Windfaenger-controlled winding system all serve the watch's unusually kinetic presentation. Unlike earlier standard UR-100V models rated to 30 meters, the Lightspeed uses the later 50 meter case construction with a screw-down crown, an important technical revision within the reference family. For buyers interested in independent watchmaking that prioritizes mechanical display innovation over conventional round-watch codes, the UR-100V Lightspeed is one of the clearest modern Urwerk statements in the catalog. Like New with Urwerk box and undated papers.