Rolex [Caliber 720] - Patented Balance Wheel with Staff and Plate - 4023

The base item Rolex [Caliber 720] - Patented Balance Wheel with Staff and Plate - 4023 carries the parts list number 4023 specifically for spare parts search for Caliber 720.

The parts list clearly assigns this part to the caliber. The technical reference image serves for comprehensible identification during overhaul, repair, and spare parts search.

For verification, Caliber 720, part number 4023, and the designation Patented Balance Wheel with Staff and Plate are matched together.

Later variants show the available original part, the documented condition, and the actual delivery scope.