SIC Code 3915 Jewelers' Findings and Materials, and Lapidary Work




Establishments primarily engaged in manufacturing unassembled jewelry parts and stock shop products, such as sheet, wire, and tubing; and establishments of lapidaries primarily engaged in cutting, slabbing, tumbling, carving, engraving, polishing or faceting stones from natural or manmade precious or semiprecious gem raw materials, either for sale or on a contract basis for the trade; in recutting, repolishing, and setting gem stones; or in cutting, drilling, and otherwise preparing jewels for instruments, dies, watches, chronometers, and other industrial uses. This industry includes the drilling, sawing, and peeling of real or cultured pearls.

Cross References

Establishments primarily engaged in manufacturing synthetic stones for gem stones and industrial use are classified in Industry 3299, and those manufacturing artificial pearls are classified in Industry 3961.

Illustrative Examples

  • Diamond cutting and polishing
  • Diamond points for phonograph needlesJewel bearings, syntheticJewel cutting, drilling, polishing, recutting, or settingJewel preparing: for instruments, tools, watches, and jewelryJewelers' findings and materialsJewelry parts, unassembledJewelry polishing for the tradeJewelry soldering for the tradeLapidary work, contract and otherMachine chain, platinum or karat goldPearls: drilling, sawing or peeling ofPin stems (jewelry findings)Soldering for the jewelry tradeStones: preparation of real and imitation gems for settings

Industry Sample for USA

Further Classification

6-digit SIC

  • 391501Lapidaries (mfrs)
  • 391502Diamond Cutting (mfrs)
  • 391503Jewelry Polishing (mfrs)
  • 391504Jewelry Craftsmen (mfrs)
  • 391505Jewelry Soldering (mfrs)
  • 391507Jewelers Supplies-manufacturers
  • 391510Diamond Irradiation (manufacturers)
  • 391598Jewelers Findings/mtrls/lapidary (mfrs)

7-digit SIC

  • 3915001Jewelers Materials & Lapidary Work
  • 3915002Jewel Cutting, Drilling, Polishing, Recutting Or Setting
  • 3915003Diamond Cutting Mfg
  • 3915004Contract Lapidary Work
  • 3915005Jewelers Findings & Materials
  • 3915006Watches & Jewelry Preparing Instruments
  • 3915007Jewelers Castings
  • 3915008Gems-real & Imitation-preparation For Settings
  • 3915009Lapidaries Mfg
  • 3915010Jewel Bearings, Synthetic
  • 3915011Jewelry Craftsmen Mfg
  • 3915012Jewelry Parts, Unassembled
  • 3915013Jewelers Supplies Mfg
  • 3915014Diamond Irradiation Mfg
  • 3915015Machine Chain, Platinum Or Karat Gold
  • 3915016Pin Stems
  • 3915017Jewelers Findings/materials/lapidary Mfg
  • 3915018Lapidary Work & Diamond Cutting & Polishing
  • 3915019Jewelry Polishing Mfg
  • 3915020Jewelry Soldering Mfg
  • 3915021Pearl Drilling, Sawing Or Peeling

8-digit SIC

  • 39150000Jewelers' Materials And Lapidary Work
  • 39150100Jewelers' Findings And Materials
  • 39150101Gems, Real And Imitation: Preparation For Settings
  • 39150102Jewel Bearings, Synthetic
  • 39150103Jewel Preparing: Instruments, Tools, Watches, And Jewelry
  • 39150104Jewelers' Castings
  • 39150105Jewelry Parts, Unassembled
  • 39150106Machine Chain, Platinum Or Karat Gold
  • 39150107Pin Stems
  • 39150200Lapidary Work And Diamond Cutting And Polishing
  • 39150201Diamond Cutting And Polishing
  • 39150202Jewel Cutting, Drilling, Polishing, Recutting, Or Setting
  • 39150203Jewelry Polishing For The Trade
  • 39150204Jewelry Soldering For The Trade
  • 39150205Lapidary Work, Contract Or Other
  • 39150206Pearl Drilling, Sawing Or Peeling