Roger Dubuis RD680

The RD680 is an automatic chronograph caliber manufactured by Roger Dubuis. It features a micro-rotor for winding and a column wheel to control the chronograph function, both signature elements of the in-house RD6xx family. The movement carries Poinçon de Genève certification, indicating finishing to Geneva seal standards. It powers Excalibur and Velvet chronograph models and remains in production.