423940 — Jewelry, Watch, Precious Stone, and Precious Metal Merchant Wholesalers
Description
This industry comprises establishments primarily engaged in the merchant wholesale distribution of jewelry, precious and semiprecious stones, precious metals and metal flatware, costume jewelry, watches, clocks, silverware, and/or jewelers' findings (as defined in the official U.S. Census Bureau 2022 NAICS Manual).
Overview Facts
Legacy SIC Concordance
Trace the historical mapping chain from the 1987 Standard Industrial Classification (SIC) to the modern 2022 NAICS code format.
- SIC 5094 - Jewelry, Watches, Precious Stones, and Precious Metals (via SIC1987:5094→NAICS1997:42194→2002:423940→2007:423940→2012:423940→2017:423940→2022:423940)
Suggested Product Service Codes (Advisory)
The following Product Service Codes (PSCs) are advisory suggestions aligned with this NAICS code. Note: NAICS and PSC codes map to different dimensions of procurement (industry vs. product/service). There is no official binding 1:1 crosswalk.
- PSC L093 — Technical Representation Services: Nonmetallic Fabricated Materials
Source: DoD DPCAP PSC Selection Tool (Ingested: 2026-06-29)
Frequently Asked Questions (FAQ)
Is NAICS code 423940 valid in 2022? ▾
Yes, 423940 is a valid 6-digit 2022 NAICS national industry code representing 'Jewelry, Watch, Precious Stone, and Precious Metal Merchant Wholesalers' under Sector 42 in the official classification index.
What is the SBA size standard for NAICS code 423940? ▾
The Small Business Administration (SBA) has established a small business size standard of 125 employees for NAICS code 423940 (Jewelry, Watch, Precious Stone, and Precious Metal Merchant Wholesalers), calculated based on employees.
What is the legacy SIC equivalent for NAICS 423940? ▾
According to official Census Bureau concordance tables, NAICS code 423940 (Jewelry, Watch, Precious Stone, and Precious Metal Merchant Wholesalers) maps to legacy 1987 Standard Industrial Classification (SIC) codes: 5094 - Jewelry, Watches, Precious Stones, and Precious Metals.
Related Pages & Tools
Further regulatory reference links for NAICS code 423940:
- Sector 42 Directory Hub — List of related industries in the Wholesale Trade sector.
- SIC ↔ NAICS Crosswalk Tool — Look up mappings between legacy SIC codes and modern classifications.
- NAICS 423940 to SIC Crosswalk — Bidirectional mapping to legacy SIC codes (Jewelry, Watch, Precious Stone, and Precious Metal Merchant Wholesalers).
- SBA Size Standards Guide — Complete rules and averaging periods for small business classifications.
- Calculating Annual Receipts Guide — Detailed worked example of revenue calculation rules.
- IRS Principal Business Activity Guide — How NAICS codes map to corporate and entity tax filings.