Media / Speaking

Gemological Institute of America,
Alumni  2015- San Francisco, Ca.
Jewelry recovered from the RMS Titanic

Northwest Gemological Conference,
2015- Belleview, WA.
The amazing  ”Somewhere In the Rainbow Collection”

Gemmological Association of Switzerland
2015- Zurich, Switzerland.
Jewelry recovered from the RMS Titanic

Gemmological Association of Great Britain
(Gem-A) 2014-  London, England.
Jewelry recovered from the RMS Titanic

Gemmological Association of Great Britain
(Gem-A) 2013-  100th anniversary conference
London, England

International Appraisers Association   (ISA)  
April 2012   Tempe, Arizona
“Costume jewelry   GOOD-BETTER-BEST”
Just because it is “costume jewelry” does not mean that is near worthless. In fact, many pieces of costume jewelry are sold each day for thousands of dollars!

National Association of Jewelry Appraisers (NAJA) 
Annual conference  Tucson, Arizona   2011
“Separation of traditionally treated ruby from Composite ruby”

Gemstone and Dealers Lapidary Association   (GLDA)
February 2011, Tucson Arizona
Identification of lead Glass filled/composite ruby

Southern States Jewelry  Show
August 2011  Atlanta, Georgia
“Identification of Lead Glass filled/ Composite ruby for the bench jeweler”
Two “standing room only” presentations to help jewelers identify composite rubies before  it get to the jewelers workbench and is seriously damaged.

American Society of Appraisers (ASA)  
Las Vegas, Nevada  2010,   National Convention.
“Review of gemstone treatments”
Inexpensive stones can be some of the best study samples to learn to detect very complex and sophisticated  gemstone treatments.