Rolex Caliber 1401 - Regulated Balance Wheel with Flat Spring - 2997

The base item Rolex [Caliber 1401] – Regulated Balance Wheel with Flat Spring – 2997 carries the caliber 1401 specific part number 2997.

The current Rolex parts list explicitly indicates a regulated balance wheel with flat spring for Caliber 1401. The technical reference image serves to clearly identify it during servicing, repair, and spare parts search.

For verification, Caliber 1401, part number 2997, and the designation regulated balance wheel with flat spring are used together.

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