339913 Jewelers' Material and Lapidary Work Manufacturing

This U.S. industry comprises establishments primarily engaged in one or more of the following manufacturing activities:

  1. unassembled jewelry parts and stock shop products, such as sheet, wire, and tubing;
  2. cutting, slabbing, tumbling, carving, engraving, polishing, or faceting precious or semiprecious stones and gems;
  3. recutting, repolishing, and setting gem stones; and
  4. drilling, sawing, and peeling cultured pearls.