Gem Appraisals Unlimited is operated by Theresa L. Newman Brossmer, a master gemologist appraiser who can get you the most for your valuable gems and stones. Theresa has over 30 years of industry experience and is a senior member of NAJA (National Association of Jewelry Appraisers). Theresa's experience and knowledge as an appraiser will guide you step by steps through the process to maximize your gem market price and value.