Name: K.G. Duncan, FGA
Email: @DuncanGem
I am a geologist/gemologist appraiser based in the Washington,
DC region. I have a particular interest in forensic gemology and
treatment techniques.
Name: K.G. Duncan, FGA
Email: @DuncanGem
I am a geologist/gemologist appraiser based in the Washington,
DC region. I have a particular interest in forensic gemology and
treatment techniques.