Jewelry Expert Witness & Forensic Gemology Services

Jewelry Insurance Claim Consulting & Expert Witness Services

America’s Leading Authority in Forensic Gemology

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Jewelry Insurance Claim Questions? Get Independent Expert Answers.

When questions arise about a jewelry insurance claim, appraisal, diamond replacement, valuation, or disputed settlement, obtaining an independent expert opinion can make all the difference. The United States Gemological Institute (USGI) provides independent forensic gemology, expert witness, and insurance claim consulting services for consumers, attorneys, insurance professionals, and the courts. Whether you need answers before accepting an insurance settlement, require technical support during a claim investigation, or are preparing for litigation, arbitration, or mediation, USGI provides objective, scientifically supported opinions backed by decades of real-world insurance and gemological experience.

Robert James has maintained a 100% winning record as an expert witness and is one of the nation’s most experienced specialists in jewelry insurance investigations. A former forensic gemologist with the USAA Gem Lab and Special Investigations Unit (SIU), he has investigated high-value jewelry losses, appraisal disputes, fraud allegations, diamond substitutions, and complex insurance claims throughout the United States and the United Kingdom. He has been retained as an expert witness by attorneys representing plaintiffs and defendants, insurance companies, and private clients in matters involving jewelry, gemstones, watches, valuation disputes, and insurance-related litigation.

Expert analysis is performed using one of the industry’s most advanced forensic gemological laboratories and is supported by decades of courtroom testimony, insurance claim investigations, and professional gemological practice. Mr. James is Founder and President of the United States Gemological Institute (USGI), a Certified Continuing Education Provider for the insurance industry, a Certified Insurance Instructor, and a licensed Texas Property & Casualty Adjuster. His education includes studies through Harvard University, Cornell Law School, and the world’s leading gemological institutions.

Forensic Gemology Services for Attorneys & Legal Professionals and Insurance Professionals

Legal disputes involving jewelry, gemstones, watches, and insurance claims require technical expertise, industry standards knowledge, and the ability to communicate complex issues clearly to judges, juries, and arbitrators.

Insurance investigations for Underwriters, Adjusters, and Special Investigation Unit Investigations. 

USGI forensic gemology services are designed exclusively for:

  • Plaintiff and defense attorneys

  • Insurance defense firms

  • Consumer protection and fraud investigators

  • Regulatory and enforcement agencies

  • Arbitration and mediation panels

  • Insurance investigations on all levels

All services are provided independently, objectively, and in accordance with accepted professional and legal standards.

Areas of Expert Specialization

mage006_0000Jewelry & Gemology Insurance and Litigation

  • Diamond grading and quality disputes

  • Natural vs. laboratory-grown diamond identification

  • Colored gemstone identification and treatment analysis

  • Appraisal accuracy, methodology, and standards of care

  • Retail jewelry misrepresentation and disclosure failures

  • Appraisal and Umpire Clause Actions

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  • Luxury and collectible watch valuation

  • Authenticity disputes

  • Loss, damage, and diminution of value

  • Insurance replacement versus market value analysis

Insurance & Claims Expertise

  • Jewelry insurance claim evaluations

  • Coverage and valuation disputes

  • Replacement cost vs. actual cash value analysis

  • Claims handling standards and best practices

  • Identification of bad-faith indicators in jewelry claims

Fraud, Deceptive Trade & Consumer Protection

  • False or misleading advertising

  • Improper use or interpretation of laboratory reports

  • Appraisal inflation or deflation

  • Industry customs, practices, and standards testimony

Expert Witness Services Provided

Services may be provided as either a testifying expert or consulting expert, depending on case needs.

  • Case merits evaluation

  • Document and evidence review

  • Written expert reports (state and federal court compliant)

  • Deposition testimony

  • Trial testimony

  • Rebuttal and supplemental reports

  • Daubert and admissibility support

  • Regulatory and enforcement consultation

Services are available nationwide. Advanced gemological lab maintained onsite for faster more reliable service.

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Why Attorneys Retain USGI Expert Witness Services

  • Dual expertise in gemology and insurance claims analysis

  • Standards-based opinions grounded in accepted professional methodology

  • Clear, defensible reporting designed for litigation use

  • Courtroom experience, including deposition and trial testimony

  • Independent and unbiased—no retail, sales, or laboratory conflicts

  • Educator of professionals, including appraisers and insurance personnel

The role of the expert is not advocacy, but to provide objective analysis, explain industry standards, and assist the court in understanding complex technical issues.

Credentials Overview

  • Founder, United States Gemological Institute (USGI)

  • Court-recognized expert witness

  • Decades of professional gemology and appraisal experience

  • National and multi-jurisdictional case involvement

  • Author and instructor of professional gemology and appraisal curricula

  • Specialized expertise in jewelry insurance valuation and claims practices

A full Curriculum Vitae available here: Robert James RGA, FGA, GG CV

Engagement Process

Engagements follow a structured and professional process:

  1. Initial attorney inquiry at no charge

  2. Conflict check and scope review

  3. Retainer agreement

  4. Case materials review and analysis

  5. Written opinion and/or testimony

Fee Structure

  • Hourly expert witness rates

  • Retainer required

  • No contingency fees

Letter of Recommendation: Johnson Ayers & Matthews for Robert James

Request an Expert Witness Consultation

Attorneys and legal professionals may request a free initial consultation by completing the form below.

All inquiries are treated as confidential.