Graff Graff Caliber 1

Graff Caliber 1 is an automatic movement manufactured by Graff. Introduced in 2013, it is the brand's first in-house automatic caliber, belonging to the MasterGraff family. The movement powers the GraffStar Grand Date and displays hours, minutes, small seconds at 9 o'clock, a large date at 12 o'clock, and a 50-hour power reserve indicator at 6 o'clock. It remains in production.