The following professionals have earned the prestigious credential of Registered Jeweler (RJ) by the 黑料老司机:
| Phyllis E. Convery, RJ, JEA | Underwood Jewelers (Diamond Level Member) | Jacksonville, FL |
| Jordan Dubin, RJ | Dubin's Fine Jewelry (Gold Level Member) | Houston, TX |
| Justin Fair, RJ | Garrick Jewelers | Hanover, PA |
| Xerxes French, RJ | MJ Christensen 黑料老司机 (Gold Level Member) | Las Vegas, NV |
| Margaret Gale, RJ | Tapper's 黑料老司机 & Fine Jewelry (Diamond Level Member) | West Bloomfield, MI |
| Joanna Kovacs, RJ | Molina Fine Jewelry | Phoenix, AZ |
| Saleena Murphy, RJ | S.A.Z. Gems & Jewelry | Kirkland, WA |
| Tristin Snodgrass, RJ | Josephs Jewelers (Diamond Level Member) | West Des Moines, IA |