07/27/2026
Worldwide Gemological, Diamond, Jewelry & Expert Witness Services โ Available in Real Time, Anywhere on Earth
No matter where you are in the world, I am available to assist you in real time through Zoom, WhatsApp, FaceTime, telephone, video conference, or in-person consultation. Whether you are standing in a remote mining location, reviewing a high-value estate collection, managing an insurance claim, preparing for litigation, or requiring an expert witness in court, I can be there for you.
I provide professional services globally for private clients, attorneys, insurance companies, law enforcement, museums, collectors, jewelers, auction houses, financial institutions, and government agencies.
Services Available Worldwide
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Gemstone Identification
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Diamond Grading and Analysis
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Colored Stone Grading and Evaluation
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Jewelry Appraisals for Insurance, Estate, Divorce, Donation, and Resale
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Litigation Support and Expert Witness Testimony
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Courtroom Appearances and Trial Preparation
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Fraud Investigations and Gemstone Authentication
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Estate and Probate Evaluations
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Asset Verification and Documentation
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High-Value Collection Management
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Antique, Vintage, and Contemporary Jewelry Analysis
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Museum and Institutional Consultations
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Luxury Asset Documentation
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Field Gemology and Mining Site Evaluations
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Diamond and Gemstone Source Investigations
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Mine-to-Market Documentation
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Rough Diamond and Gemstone Examination
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Supply Chain and Traceability Consultation
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Auction and Estate Sale Review
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Insurance Claim Support and Dispute Resolution
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Jewelry Manufacturing Consultation
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Damage and Loss Assessment
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Forensic Gemological Investigations
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International Purchasing Assistance
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Independent Buying Representation
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Laboratory Review and Verification
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Professional Education and Training Programs
From the Mine to the Courtroom
My work extends far beyond the appraisal desk.
I can travel to:
Diamond mines
Colored gemstone mining operations
Exploration sites
Sorting facilities
Manufacturing facilities
Jewelry districts
Auctions
Private vaults
Museums
Financial institutions
Insurance offices
Law firms
Private residences
Courtrooms worldwide
Whether evaluating rough material at the source, documenting a multimillion-dollar collection, investigating a disputed transaction, or presenting expert testimony before a judge and jury, I bring decades of multidisciplinary experience to every assignment.
Specialized Expertise
My background includes:
Advanced Gemology
Diamond Analysis
Colored Stone Identification
Geology and Mineral Sciences
Jewelry Appraisal and Valuation
Forensic Property Identification
DNA and Forensic Investigation Support
Disaster Recovery Property Identification
Luxury Asset Documentation
Educational Instruction and Professional Training
Research and Scientific Analysis
International Consulting
Real-Time Global Access
If travel is not immediately required, I can conduct:
Live Zoom consultations
WhatsApp video inspections
FaceTime consultations
Virtual collection reviews
Remote gemological evaluations
Expert witness preparation meetings
Attorney consultations
Educational workshops and training
Distance is no longer a barrier. I can assist clients anywhere in the world.
Contact Deborah Villepigue, ACGA
Senior Head Appraiser
The Jewelry Appraiser
๐ +1 516-413-4502, USA, New York โ text us on WhatsApp, call us, or regular text, 24/7 availability
๐ www.TheJewelryAppraiser.com
From the mine to the marketplace, from the laboratory to the courtroom, and from local consultations to international investigationsโif it involves gemstones, diamonds, jewelry, valuation, authentication, forensics, or expert testimony, I am here to help anywhere on the globe.
Certified jewelry appraiser offering professional jewelry appraisal services for diamonds, gold, and estate pieces with accurate valuations.