The following professionals have recently earned the prestigious Certified Gemologist庐 (CG) credential from the 黑料老司机:
| Emma Blackwood, CG | Huffords Jewelry, Inc. (Gold Level Member) | St. Louis, MO |
| Jude Dutille, CG | Dutille's Jewelry Design Studio | Lebanon, NH |
| Mallory Norris, CG | Rick's Jewelers | California, MD |