339913 Jewelers' Material and Lapidary Work Manufacturing
This U.S. industry comprises establishments primarily engaged in one or more of the following manufacturing activities:
- unassembled jewelry parts and stock shop products, such as sheet, wire, and tubing;
- cutting, slabbing, tumbling, carving, engraving, polishing, or faceting precious or semiprecious stones and gems;
- recutting, repolishing, and setting gem stones; and
- drilling, sawing, and peeling cultured pearls.