2022 NAICS national industry in sector 31-33 Manufacturing

339910 Jewelry and Silverware Manufacturing

NAICS 339910 is the US industry code for jewelry and silverware manufacturing. It covers establishments primarily engaged in one or more of the following: (1) manufacturing, engraving, chasing, or etching fine and costume jewelry; (2) manufacturing, engraving, chasing, or etching metal personal goods (i.e., small articles carried on or about the person, such as compacts or cigarette cases); (3) manufacturing, engraving, chasing, or etching precious metal solid, precious metal clad, or pewter flatware and other hollowware; (4) stamping coins; (5) manufacturing unassembled jewelry parts and stock shop products, such as sheet, wire, and tubing; (6) cutting, slabbing, tumbling, carving, engraving, polishing, or faceting precious or semiprecious stones and gems; (7) recutting, repolishing, and setting gem stones; and (8) drilling, sawing, and peeling cultured and costume pearls.

Code
339910 (2022 NAICS)
Title
Jewelry and Silverware Manufacturing
Part of
Other Miscellaneous Manufacturing
SBA small business limit
Up to 700 employees
Closest UK SIC
25920, 25990, 32110, 32120 (details)

Changes coming. The NAICS 2027 revision applies to data from 1 January 2027, and SBA proposed new size standards on 20 August 2026. The values on this page are the ones in force today; we update this page when the official files change.

Official definition

This industry comprises establishments primarily engaged in one or more of the following: (1) manufacturing, engraving, chasing, or etching fine and costume jewelry; (2) manufacturing, engraving, chasing, or etching metal personal goods (i.e., small articles carried on or about the person, such as compacts or cigarette cases); (3) manufacturing, engraving, chasing, or etching precious metal solid, precious metal clad, or pewter flatware and other hollowware; (4) stamping coins; (5) manufacturing unassembled jewelry parts and stock shop products, such as sheet, wire, and tubing; (6) cutting, slabbing, tumbling, carving, engraving, polishing, or faceting precious or semiprecious stones and gems; (7) recutting, repolishing, and setting gem stones; and (8) drilling, sawing, and peeling cultured and costume pearls. This industry includes establishments primarily engaged in manufacturing precious solid, precious clad, and precious plated jewelry and personal goods.

Source: US Census Bureau, 2022 NAICS descriptions.

When to use a different code

Census classifies these close-sounding activities somewhere else. Businesses mainly engaged in:

Source: US Census Bureau, 2022 NAICS cross-references.

Businesses that use this code

Activities listed under 339910

The Census index assigns these 49 activities to this code. If your business matches one, this is your code.

Source: US Census Bureau, 2022 NAICS index file.

SBA size standard for 339910

To count as a small business for SBA loans and federal contracts under NAICS 339910, your business (including affiliates) must not exceed 700 employees. Check your business.

Source: SBA table of size standards, effective March 17, 2023.

Closest UK SIC 2007 codes

There is no official one-to-one link between NAICS and UK SIC. These codes share the same international class (ISIC Rev. 4: 2592, 2599, 3211, 3212), so treat them as a starting point and check the definition.

Built from Census concordances 2022→2017 NAICS and 2017 NAICS→ISIC Rev. 4.

Similar codes to compare

Data last changed November 14, 2026. How this page is built.