ACE© It Conferences by NAJA Appraisers Continuing Education

The National Association of Jewelry Appraisers (NAJA) announces its 53rd Annual Winter ACE© It Education Conference to be held in Tucson AZ on February 2 –3, 2020.

The appraisal organization dedicated exclusively to gems and jewelry presents an outstanding program to assist the professional appraiser’s continuing education and an unparalleled networking experience. 

The daily programs are: 


Saturday, February 1, 2020

Workshop – Identifying the Value in Gemset JewelleryShirley Mitchell, FGA, & Tim Bicknell, DGA


Sunday, February 2, 2020 

Identifying Whitby Jet from Its Many Victorian Simulants – Rebecca Tucker

Could Gemstones Have Changed World History – Eric Fritz, FGA

Being Green: Tourmaline and Garnets – Craig A. Lynch, GIA GG

Hand Engraving: Understanding Quality and Assigning Value to an Hand Engraving – Michael Johnson, GIA GG

Gem Legacy:  Changing Lives with Colored Gemstones – Rachel Derry, GIA GG


Monday, February 3, 2020

The Impact of Product Development on Value  Ed Petersen, GIA GG

Lab Grown Diamonds: The Market, The Screening Devices and The Facts – Harold Dupuy, FGA

Getting “High” Has Made Me a Better Appraiser – Stephen Turner, GIA GG

Fancy Colored Diamonds, Their Markets and Pricing – Stuart Robertson, GIA GG

Emeralds: The Market, The Magic and The Stone – Bryan Aderhold, GIA GG

To retrieve a conference brochure go to  For further information contact Gail Brett Levine, GIA GG, Executive Director, National Association of Jewelry Appraisers, 718.896.1536,  [email protected], 

# # #