Industry: 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. 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.
| Diamond cutting and polishing | Jewelry soldering for the trade |
| Diamond points for phonograph needles | Lapidary work, contract and other |
| Jewel bearings, synthetic | Machine chain, platinum or karat gold |
| Jewel cutting, drilling, polishing, recutting, or setting | Pearls: drilling, sawing or peeling of |
| Jewel preparing: for instruments, tools, watches, and jewelry | Pin stems (jewelry findings) |
| Jewelers' findings and materials | Soldering for the jewelry trade |
| Jewelry parts, unassembled | Stones: preparation of real and imitation gems for settings |
| Jewelry polishing for the trade | |
| Codes |
Titles | Total Marketable US Businesses |
| 39150000 | Jewelers' materials and lapidary work | 211 |
| 39150100 | Jewelers' findings and materials | 46 |
| 39150101 | Gems, real and imitation: preparation for settings | 16 |
| 39150102 | Jewel bearings, synthetic | 5 |
| 39150103 | Jewel preparing: instruments, tools, watches, and jewelry | 46 |
| 39150104 | Jewelers' castings | 41 |
| 39150105 | Jewelry parts, unassembled | 25 |
| 39150106 | Machine chain, platinum or karat gold | 1 |
| 39150107 | Pin stems | 2 |
| 39150200 | Lapidary work and diamond cutting and polishing | 23 |
| 39150201 | Diamond cutting and polishing | 84 |
| 39150202 | Jewel cutting, drilling, polishing, recutting, or setting | 77 |
| 39150203 | Jewelry polishing for the trade | 5 |
| 39150204 | Jewelry soldering for the trade | 7 |
| 39150205 | Lapidary work, contract or other | 32 |
| 39150206 | Pearl drilling, sawing or peeling | 3 |
