Rolex [Caliber 730] - Upper Bearing Stone Ø 140/100, Hole 26/100 - 4206

The base item Rolex [Caliber 730] - Upper Bearing Stone Ø 140/100, Hole 26/100 - 4206 carries the parts list number 4206 specifically for spare parts search for Caliber 730.

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

For inspection, Caliber 730, part number 4206, and the designation Upper Bearing Stone Ø 140/100, Hole 26/100 are checked together.

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