de Grisogono DR 19-89

The de Grisogono DR 19-89 is an in-house automatic caliber introduced in 2015. It contains 574 components, including 334 for the sequential module, and operates at 4 Hz with a 42-hour power reserve. The movement features a patented rotating dial system displaying subsidiary seconds, power reserve, moonphase, and date. Known as the Otturatore caliber, it was discontinued after its debut in the brand's collections.