Bio
Doyle’s Regional Advisor Lea Koonce Ogundiran regularly meets with collectors, families and fiduciaries to discuss the appraisal of estates, collections or single items and subsequent sale in our New York salesroom to an international client base.
Lea is a GIA graduate gemologist with over 25 years of experience, working with luxury jewelry firms estate jewelry and extensive experience with jewelry appraisals, gemstone identification and has a very strong interest in jewelry history.
Lea attended the Gemological Institute of America in New York where she earned both Diamond and Colored Stone certificates and a Graduate Gemologist diploma.
She is a licensed auctioneer. She holds a Bachelor of Arts in biology with a specialization in marine science from Boston University.
Uniform Standards of Professional Appraisal Practice (USPAP) compliant through February 23, 2026.
A Member of the National Association of Jewelry Appraisers.
Candidate for Certified Membership Appraisers Association of America
