Gemworld International, Inc.

Glenview, Illinois, USA

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Jewelry Appraisers - Gemworld International
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About this Appraiser

Gemworld′s team of independent appraisers can assist you with all your valuation needs. They have more than 30 years of experience and have performed thousands of appraisal assignments for consumers and the jewelry trade. They specialize in jewelry appraisals for insurance, estate planning, purchase evaluation, divorce settlement, legal and expert witness.

Appraisals are done by appointment only. They offer a ‘while you watch’ concept of appraising. You will have the opportunity to learn and participate in the appraisal process and your jewelry will never leave your sight.

Jennifer Santi is Gemworld International′s primary jewelry appraiser, specializing in insurance and estate appraisals for contemporary and antique jewelry, diamonds, gems and watches. Her 10+ years of experience includes luxury retail sales, independent jewelry appraising, estate buying and merchandising manager.

Richard Drucker, president, and Stuart Robertson, vice president, focus on special projects including historical price research, consulting assignments for mining companies, legal consultations and expert witness.

Cigdem Lule, PhD, special projects manager at Gemworld, specializes in the evaluation of mineral specimens and ancient gemstones.


The Business

  • Private Practice & Trade Appraiser
  • Business mix: Primarily Gem Market Analysis
    Also Appraisal, Publishing, Education and Expert Witness
  • Four Staff Appraisers
  • Mon - Fri: 9am to 5pm
  • Mobile lab & at Appraiser's office


  • Time-based fees
  • All major cards accepted
  • Full valuation reports start at $85


  • CG, FGA, GG, PhD
  • ISA


  • Gem-A, SGA, AGA


  • Stuart Robertson: AIJV Valuer of the Year and the AGA Antonio Bonanno Award for Excellence in Gemology.
    Richard Drucker: AGA Antonio Bonanno Award for Excellence in Gemology.


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Gemworld jewelry appraisals


Gemworld International, Inc.
2640 Patriot Blvd
Suite 240
Illinois 60026

  • Accessible
  • Free, on-site
  • Visitors by appointment only
  • View large map


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