What data actually exists about this industry, who typically holds it, at what granularity, and how obtainable it is. Public means openly published; purchasable is sold by a vendor; partnership needs a bilateral deal; exclusive is effectively locked up by one party.
| Data category | Who holds it | Granularity | Access |
|---|---|---|---|
| registry/licensing/permits | National assay offices and hallmarking authorities (UK Assay Offices/British Hallmarking Council, Bureau of Indian Standards BIS… | per registered maker's mark / per licence holder; per certificate issued | public |
| employment & workforce | National statistical offices and labour ministries (SBS/Eurostat, BLS QCEW at NAICS 3399/3391 level), trade associations, ILO studies on… | annual per NACE class per region; establishment-level in confidential microdata | public |
| financial filings | Company registries (Companies House, Italian Registro Imprese, Indian MCA), listed groups (Richemont, Swatch, Pandora, Titan, Chow Tai… | annual per legal entity; quarterly for listed groups | public |
| incident/safety/claims | Occupational safety regulators (OSHA inspection records, EU-OSHA), specialist jewellers' insurers and mutuals (Jewelers Mutual, Lloyd's… | per inspection/incident; per claim; annual crime statistics by type | public |
| waste & emissions | Environmental regulators (E-PRTR for larger plating/casting sites, US EPA TRI), refiners handling precious-metal scrap and sweeps, RJC… | annual per facility; per scrap lot for refiners | public |
| production output | National statistical offices (Eurostat PRODCOM, US Census ASM/Annual Survey of Manufactures), World Gold Council fabrication demand… | annual/quarterly by PRODCOM product code and country; per-shop daily piece… | public |
| quality & compliance testing | Gemmological labs (GIA, IGI, HRD, SSEF, Gübelin) issuing grading reports, assay offices doing fineness testing, RJC (Responsible Jewellery… | per stone/report number; per certified facility; per product recall notice | public |
| pricing | LBMA and COMEX for gold/silver/platinum benchmarks, Rapaport and IDEX for polished diamond price lists, Zimnisky index for rough/lab-grown… | daily benchmark per metal; per diamond shape/carat/colour/clarity category… | purchasable |
| reviews & sentiment | E-commerce marketplaces (Etsy, Amazon, Blue Nile), Trustpilot/Google reviews of brands, social listening vendors (Brandwatch, Talkwalker) | per review; aggregated per brand per period | purchasable |
| logistics & freight movement | Customs authorities (HS chapter 71 trade data via UN Comtrade, Eurostat Comext), specialist secure carriers (Brink's, Malca-Amit, Ferrari… | per shipment (carrier); monthly per HS code per country pair (customs) | purchasable |
| customer demographics | Brand-owning jewellery groups' CRM systems, market research firms (Euromonitor, De Beers Diamond Insight Report consumer surveys)… | per customer record internally; survey panel aggregates by age/income/region | purchasable |
| communications/marketing performance | Jewellery brands and their agencies, ad-intelligence vendors (Nielsen Ad Intel, Pathmatics, Semrush), influencer analytics platforms | per campaign / per channel per week; per ad creative impressions | purchasable |
| transactional/sales | Jewellery manufacturers' ERP systems, wholesale distributors, e-commerce platforms (Etsy, Amazon), POS vendors serving jewellery retail… | per order line / per SKU; aggregated monthly by channel | partnership |
| inventory & supply chain | Manufacturers and casting houses, bullion refiners (Valcambi, Metalor, PAMP), diamond and gemstone dealers, traceability platforms (Tracr… | per lot / per parcel / per stone certificate; per-site stock balances | partnership |
| energy consumption | Manufacturers with casting furnaces, laser welders and electroplating lines; utilities and energy-audit consultants; national industrial… | per-site monthly meter reads; sector aggregate for surveys | partnership |
| maintenance & asset condition | Manufacturers operating CNC engraving, laser and 3D metal-printing equipment; OEM service providers (e.g. laser and casting equipment… | per machine, per service event / runtime hours | exclusive |
Compiled by the TriData research system from public registers, industry structure and regulatory reporting obligations; refreshed as the underlying catalogue grows. Look up the code itself in the NACE code finder.