Lab #57
Since: 2024

certified Gemological Laboratory

Laboratory #57
Awarded: 2024

Juanita Addeo

FGA GG ASA

Accredited Senior Gemologist

Professional Experience

Third generation Jeweler (originated NYC 1947, moved to Florida in 1971), Gemologist in 1980, became an ASA Master Gemologist Appraiser 1991, Accredited Gemologist AGA ’15, Gemological Assn Great Britain FGA ’16.  Experienced in large diamond appraisal work, consultations with purchases overseas and in International waters, and large diamond purchases.  Won DeBeers Diamonds Today Competition in 1983, and served Central Florida since 1973.  Please see comprehensive CV on website https://addeoappraisals.com/

A few diamonds consulted or appraised:
– 30.08ct D, Flawless cut cornered rectangular modified brilliant diamond
– 18.13cts natural fancy intense yellow diamond – 2 l.46cts natural fancy intense yellow diamond
– 4.98 carat fancy brownish orange pink
– 5.02 L-M/SI-1 Forevermark®
– 8.33 heart shape W-Z
– 2600cts rough corundum ruby crystal

Specialized Training

Graduate Gemologist, Gemological Institute of America, Carlsbad, Ca. 7/’80 GIA
American Society of Appraisers, achieved Master Gemologist Appraiser® designation
Accredited Senior Appraiser, June 1991.
Fellowship Gem-A August 2016

Industry Memberships

Accredited Gemologists Association, American Society of Appraisers, Gemological Association of Great Britain, GIA Alumni, Association of Jewelry Historians, Jewelers Vigilance Committee

Industry Contributions

Participated in task force Committee of ASA Gems/Jewelry in answering and addressing the revisions to Federal Trade Commission’s Guide for Jewelry, Precious Metals and Pewter Industries (the “Guide”)

’18-19 ASA Jerry F. Larkins Volunteer Service Award ASA

Smart Shopping when Traveling Abroad, June ’10 ASA Library Co-authored with

Barry Block ASA MGA®

ASA Conference Chair 2016, ’18, & ’19

Industry Recognition

Winner, ’84 De Beers Diamonds Today Competition

Published Articles

Contact Information

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