An International Network of Independent Professional Jewelry Appraisers. All work done "While you Watch". At the Jewelry Judge, we don't buy or sell jewelry.... We appraise it!.

Independent, professional jewelry appraiser located in the S.F. Bay area (Walnut Creek).

The Labtrade Laboratory is the premier grading laboratory for diamonds, jewelry and gemstones. Founded with a mission to provide full grading disclosure so buying and selling is a safe proposition.

Gemmologist Appraiser in Washington DC specialising in diamonds, gemstones, contemporary designers, and antique jewellery.

Appraises and buys estate jewelry and gemstones.