Arthur DeMello GG (GIA), J-Bar (JVC), USPAP
Graduate Gemologist (GIA)
Certified Diamond & Jewelry Appraiser Specializing in Jewelry and Diamond Appraisals for Legal Expert Witness Testimony,
Matrimonial Settlements, Prenuptial Agreements, Probate, Civil & Criminal Deposition and Trial Testimony. Buyers
of Estate Jewelry, Diamonds and Watches from Individuals, Attorneys and Accountants.
Expert Witness Testimony: Diamond Switching Cases, Jeweler
Misrepresentation, Unfair Divorce Settlements, Diamond Fraud, Diamond & Gem Clarity Enhancement Disclosure, Diamond &
Gem Color Enhancement Disclosure, Diamond Laser Treatment Disclosure, Fraudulant GIA., AGS., EGL. & IGI. Lab Certificates,
Mismatched Store Distributed & Internet Purchase Certificates, Unfair Jewelry Trade Practices, Federal Trade Commission
Regulations, Homeowners Insurance, Wills, Underpaid Insurance Settlements, Diamond Damage, IRS Jewelry Donation Audits IRS
Form 8283, Appraisal Practice Methodology, Inaccurate Over and Understated Gemological Certificate Reports & Appraisals,
Accepted Gemological Practice and Procedure Error & Omissions, Expert Witness both Deposition & Trial Testimony.
CBS TV- 4 BOSTON:DAVID ORTIZ GETS CHEATED ON HIS JEWELRY https://youtu.be/RYud2Rg4dnE
NBC-TV- Connecticut: Jeweler Misrepresents Knock off Ring as a Designer Name Brand https://www.youtube.com/watch?v=j_QNglPxypg
WCVB TV CHANNEL 5 BOSTON When to buy Jewelry
|75 State Street Suite 100 Boston, MA. 02109
Our Boston Location:
A.DeMello Gemological Laboratory
Diamond & Jewelry Appraisal While You Wait
75 State Street Suite
100, Boston, MA. 02109
Office (617) 742-1630 Cell (508) 558-0277
Jewelry and Diamond Appraisals are done While You
Wait. No need to leave your jewelry or send it out.
Multipiece Discounts, Senior Discounts and Reasonable Prices.
Portable Gem Laboratory For Fast And Accurate Grading includes: Binocular Microscope. Refractometer, Polariscope, Dicroscope,
Spectroscope, Digital Scales, Sarin Gran Colorimeter, Sarin Brilliant Eye, Sarine Diamension, Leveridge Gauge, Heat and Electric
Conductivity, Tri Metals Analyzer, Balanced White, Sodium and Ultra-Violet Light Sources and Laptop Computer in One Compact
Office Locations Providing Independent Diamond and Jewelry Appraisal in Massachusetts, Rhode Island, Connecticut,
New Hampshire, New York and New Jersey. The very best customer service with over 30 years in business.
references and referrals.
A. DeMello Gemological Laboratory & Diamond
Boston - Burlington - Cambridge
- Newton - Wellesley - Andover - Dedham
Also: Charlestown - Framingham - Quincy -
New Bedford - North Dartmouth - Hingham - Providence - Newport
NEW COVID-19 NO CONTACT CURBSIDE SERVICE AVAILABLE AT MANY LOCATIONS
Massachusetts, Connecticut, Rhode Island,
New Hampshire, New York and New Jersey.
See the LOCATIONS
Menu for a complete list.
Please Call to schedule
an appointment in your area.
Area: 617 742-1630 - Massachusetts & Greater New England : 508 558-0277
- New York: 212 974-2608
Arthur DeMello GG.(GIA) Graduate
Gemologist (GIA)1986 Gemological Institute of America, New York, NY.
Attended and Studied at the 1986 American Gem Society Conclave Boston, MA. Studies with Eric Freedman AGS President,Robert
Crowningshield, Martin Rappaport Rappaport Diamond Report, Eugene Munn Concord Watch Co.
DeMello BA.ed. Berklee College, Boston, MA. Undergraduate Studies: University of Massachusetts Dartmouth, MA. & Harvard
University Mineralogical Museum Cambridge, MA.
Arthur DeMello Gem Instrument Design for
GIA-GEM Instruments Santa Monica,CA.under Richard Agnew.
Arthur DeMello is a Member of The
Massachusetts Bar Association, State Expert Witness Gemologist and Independent Diamond Jewelry Appraiser. Boston, Mass.
Arthur DeMello is a Member of The GIA Alumni Association Carlsbad, CA.
DeMello Provides Independent Jewelry Appraisal Service to Many Celebraties including Daytime TV Acting Professionals, Many
Musical Celebraties including Singers, Songwriters, Composers and Producers,Sports Professionals Including Members of The
Boston Red Sox, The New England Patriots, The Patriots Cheerleaders and The Atlanta Braves including: World Series Rings,
Super Bowl Rings Players Family Personal Jewelry.
Arthur DeMello Independent Jewelry and Diamond
Buyer & Jewelry Appraisal is Recommended by AIG Insurance Co. New York, NY. Servicing Most Insurance Companies, Many Police
Departments including, Boston Police, Manchester, NH/ PD. NYPD - Nassau, NY. & Suffolk, NY. Counties
Arthur DeMello has provided Expert Witness Testimony & Consultant Service to the FBI New York, NY. Jewelry
& Diamond Appraisal & Jewelry and Diamond Buyer / Consultant Services to The Commonwealth of Massachusetts Dept. of
Revenue, IRS, State Consumer Protection Offices Protecting Consumers Transactions Stateside and Abroad including Cruise Ship
Arthur DeMello has Provided Independent Jewelry & Diamond Appraisal & Jewelry
and Diamond Buyer Services to Bank of America, Former Independent Jewelry & Diamond Appraisal & Jewelry and
Diamond Buyer Services to Bank of Boston, BayBank and Independent Diamond and Jewelry Appraisal and Jewelry Buying Services
to Gem Investment Banks - New York City, Insurance, Adjustment Companies & Law Offices in The Commonwealth of Massachusetts.
Arthur DeMello was Featured in as an expert witness on: Judge Maria Lopez TV Court Room & Judge Hatchett as featured
on CBS network television and Sony Pictures Television, also the "Missing Rubies" segment on WLNE-6 WSBK-TV38, The
Boston Herald & The Cape Cod Times. Featured Speaker at New England GIA Alumni Chapter Meetings. Author of "Gemology
in the Classroom" for Elementary and Secondary School Gemology Education: Appearances at Quinn Elementary & New Bedford
Voc Tech High School Other Featured Stories with The Boston Globe.
Join us for a consultation on the unique characteristics of your diamond
including: estimated carat weight, color, clarity, proportions, symmetry, light behavior and evaluation.