Dr. Çiğdem Lüle. Image by John Kim Photography.

About Dr. Lüle

Dr. Çiğdem Lüle PhD, FGA, GIA GG, DGA

Dr. Lüle is a mineralogist and an award winning gemologist. She provides independent mineral and gem appraisals and consultation. Dr. Lüle has experience in providing litigation support, and has been retained to testify in federal court. Her clients include Federal Bureau of Investigation the Securities and Exchange Commission, US Marshals Service, US Customs and Border Protection, law firms, gem and jewelry corporations, museums, and collectors. Her service mark TheGemAppraiser℠ was obtained in 2022. Her company Kybele LLC also provides tailored gemological education and professional training.

She is the Executive Director of AIJV (Association of Independent Jewellery Valuers) advocating the importance of independent appraisal profession since 2022. 

 

Professional Education

  • BSc. in Geo Engineering, Ankara University, Turkey, 1995

  • Diploma in Gemmology from Gemmological Association of Great Britain (FGA), 1998

  • Diamond Diploma from Gemmological Association of Great Britain (DGA), 1998

  • MSc. in Mineralogy, Ankara University, Turkey, 1999

  • Graduate Gemologist, Gemological Institute of America (GIA), 2005 

  • PhD. in Mineralogy, Hacettepe University, Turkey, 2006

Industry Affiliations

  • Member of The Scottish Gemmological Association (SGA), 2008–present 

  • Accredited Senior Gemologist member of Accredited Gemologists Association (AGA), 2011–present

  • Member of Mineralogical Society of America, 2011-presen

  • Member of National Association of Jewelry Appraisers (NAJA), 2018 – Present

  • Member of Association of Independent Jewellery Valuers (AIJV), 2018 – Present

  • Member of The Canadian Gemmological Association (CGA), 2024 – Present

Employment, Industry Service, and Recognition

  • Research Assistant in Mineralogy&Petrography Department and Gem Specialist at Ankara University, Turkey, 1999-2002

  • Staff Gemologist and Sales Assistant at R. Holt and Co., London, UK, 2002-2004

  • Gemology Instructor at GIA London Campus, London, UK, 2004-2010

  • Contributing editor to the GemGuide published by Gemworld International, 2011-2022

  • Technical advisor to the World of Color communication system published in 2014

  • Awarded the prestigious Antonio C. Bonanno Excellence in Gemology Award, 2016

  • Conference Co-Chair, World of Gems Conference V, 2017

  • Consultant to ColorCodex™ Color Referencing System published in 2016

  • Committee Member of The Scottish Gemmological Association (SGA), 2020-2023

  • Board Member of Accredited Gemologists Association (AGA), 2020 – 2022

  • Vice President of Accredited Gemologists Association (AGA), 2023-2026 term

  • Director of Association of Independent Jewellery Valuers (AIJV), 2022 – Present