Arthur DeMello GG (GIA), ASG (AGA), USPAP, Graduate Gemologist
Independent Certified Diamond & Jewelry Appraiser
Specializing in Jewelry & Diamond Appraisal
While You Wait. Expert Witness Testimony in: 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 Certificates, Unfair Jewelry Trade
Practices, Federal Trade Commission Regulations, Homeowners Insurance, Wills, Underpaid Insurance Settlements, Diamond Damage,
IRS Jewelry Donation Audits IRS Form 8283 & Expert Witness both Deposition & Trial Testimony.
COVID-19 - NEW SAFE DRIVE UP SERVICE NOW AVAILABLE IN YOUR AREA:
Our Boston Location:
A.DeMello Gemological Laboratories
75 State Street Suite 100 first floor Boston, MA. 02109
Watch us appraise your diamond, jewelry and fine watches 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, Sarin DiaMension, Leveridge Gauge, Heat and Electric Conductivity, Tri Metals Analyzer,
Balanced White, Sodium and Ultra-Violet Light Sources and Laptop Computer in One Compact Setup.
Diamond and Jewelry Appraisal in Massachusetts, Rhode Island, Connecticut, New Hampshire, New York and New Jersey. The very
best customer service with 35 years in business.
Excellent references and referrals.
DeMello Gemological Laboratories
Boston - Burlington -
Cambridge - Dedham - Nashua - Newton - Waltham - Providence
Also: Charlestown - Andover - Framingham - Marlboro - Quincy -
New Bedford - Hingham - Falmouth
Call Boston 617 742-1630 NYC 212 974-2608 Cell 508 558-0277 to schedule an appointment.
Connecticut, Rhode Island, New Hampshire, New York
and New Jersey.
- Arthur DeMello
GG.(GIA) Graduate Gemologist (GIA) 1986 Gemological Institute of America, New York, NY.
- 1986 American
Gem Society Conclave Boston, MA. Studies with Eric Freedman AGS President, Martin Rappaport Rappaport Diamond Report, Eugene
Munn Concord Watch Co.
- BA.ed. Berklee College, Boston, MA. Undergraduate Studies: University of Massachusetts Dartmouth,
MA & Harvard University Mineralogical Library Cambridge, MA.
- Laboratory Gem Instrument Design for GIA-GEM Instruments
Santa Monica, CA. under Richard Agnew.
- Member of The Massachusetts Bar Association. State Expert Witness and Independent
Diamond & Jewelry Appraiser. Boston, Mass.
- Member of The GIA Alumni Association Carlsbad, CA.
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
- Independent Diamond & Jewelry Appraisal Service Recommended by AIG Insurance Co., New York,
NY., USAA Insurance, Chubb, State Farm, Liberty Mutual, Safety Lloyds of London, Zurrich Servicing Most Insurance
Companies, Many Police Departments including, Boston Police, Manchester, NH. PD. NYPD - Nassau & Suffolk Counties.
Witness Testimony & Consultant Service to the FBI New York, NY., US Secret Service, United States Dept. of Justice, US.
Border Patrol & Customs, Drug Enforcement Administration. Consultant Services to The Commonwealth of Massachusetts
Dept. of Revenue, IRS, State Consumer Protection Offices Protecting Consumers Transactions Stateside and Abroad including
Cruise Ship Purchases.
- Independent Appraisal Services to Bank of America, Services to: Faculty of Harvard
University, MIT, and Boston University. Former Independent Appraisal Services to Bank of Boston, Bay Bank. Independent Appraisal
Services to Gem Investment Banks - New York City, Insurance, Adjustment Companies & Law Offices throughout The Commonwealth
of Massachusetts, Rhode Island, Connecticut, New York & New Jersey Featured in Missing Rubies segment on WLNE-6 WSBK-38,
The Boston Herald & The Cape Cod Times. Featured Speaker at New England GIA Alumni Chapter & New Bedford Voc Tech
High School. Other Featured Stories with The Boston Globe. Expert Witness Case Clients: include DeBeers. Admitted
for testimony: Supreme Court in Washington, DC.
We also appraise: Silver Holloware &
Silver Flatware: Reed & Barton, International, Gorham ect... China: Noritake, Limoges . Fine Crystal : Oxford, Waterford
and many others. We appraise Fine Art collectibles: Lladro, Hummels, Dresden, Herrand and many other fine pieces.
see our consumer ratings at:
See us on:
CBS TV- 4 BOSTON:DAVID ORTIZ GETS CHEATED
ON HIS JEWELRY https://youtu.be/RYud2Rg4dnE
WCVB TV CHANNEL 5 BOSTON When to buy Jewelry https://youtu.be/Zgtw6pQjzaQ