- Dupuis Jewelry Auctioneers
Provides appraisals and auction services for estates, individuals, and institutions.
- Gemological Institute of the Rockies
Buying, selling, certifying, and mounting diamonds and Montana sapphires.
- Geolat & Associates, Inc.
Offers jewelry, fine art, and estate appraisals.
- Global Gemological Laboratory
Provides diamond grading reports and appraisals.
- Gold Promise
Buys gold, platinum, diamond, and fine watches for cash.
- GoldFellow LLC
Appraises and buys gold jewelry, coins, and scrap gold pieces.
- Harold Weinstein Ltd.
Gemological laboratory specializing in fine jewelry insurance, estate appraisals, and diamond grading.
- Jewelry Judge
Offers a computerized appraisal system for gemologists.
- Karen Jensen Gem & Jewelry Appraisals
For buying, selling, or insuring.
- Online Jewelry Appraisal Center
Offers an online do-it-yourself jewelry valuation system designed by a gemologist and valuer.
- Richard Tilles, Inc.
Appraises and buys estate jewelry and gemstones.
- The Diamond Lining
Appraises and buys diamond engagement rings and jewelry online.
- Venable Diamonds & Company
Offer to buy diamonds, gold, antique and estate jewelry, rare U.S. coins, and Swiss Rolex watches. Also provides insurance appraisals and cash offers.