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💎 What’s Driving Today’s Diamond Market?

Join Us June 23 for the AGA 2026 Virtual Conference

Scholarship & Research Grant Applications Are Now Open!

💎 What’s Driving Today’s Diamond Market? Join Us June 23 for the AGA 2026 Virtual Conference

Scholarship & Research Grant Applications Are Now Open

💎 Colors of the Diamond Market – June 23
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Douglas Liebman
, 
GIA GG
Accredited Senior Gemologist
Phoenix
, 
AZ
United States
Randall Lightfoot
, 
GG (GIA), CG (AGS), CM & AGL (NAJA), RGA (ISG)
Accredited Senior Gemologist
Towson
, 
MD
United States
Harold Lindsay
, 
Graduate Gemologist, GIA, 1979,  ASA Master Gemologist Appraiser,  AGA Accredited Senior Gemologist,  Register Master Valuer
Accredited Senior Gemologist
Vancouver
, 
BC
Canada
Eric Loch
, 
GG, CG, IJOCDG
Accredited Senior Gemologist
Allentown
, 
PA
United States
Lorraine Lopezzo
Accredited Senior Gemologist
Çiğdem Lüle
, 
PhD, GIA GG, FGA, DGA
Accredited Senior Gemologist
Arlington Heights
, 
IL
United States
Zemin Luo
, 
G.G.
Accredited Senior Gemologist
Dublin
, 
CA
United States
Sammantha Maclachlan
, 
FGA DGA FIRV MJVA AJP PJDIP CPAA
Accredited Senior Gemologist
Glasgow
, 
Scotland
United Kingdom
Kasun Madivila
, 
DBA,GG,AJP(GIA)
Accredited Senior Gemologist
WP
Sri Lanka
Bruno Martinez
, 
GG ,
Accredited Senior Gemologist
Parma
, 
Emilia-Romagna
Italia
Suzanne Martinez
Accredited Senior Gemologist
Raymond Mason
Accredited Senior Gemologist
Liviu Matei
, 
GIA GG, Graduate Pearls
Accredited Senior Gemologist
București
, 
București
Romania
Antoinette Matlins
, 
PG, FGA (Hon)
Accredited Senior Gemologist
Fredericksburg
, 
VA
United States
Antoinette Maitlins headshot.
Staci May
Accredited Senior Gemologist
Davé Mayur
Accredited Senior Gemologist
Amanda McGhee
Accredited Senior Gemologist
Tracey Meltzer
Accredited Senior Gemologist
Amy Mickelson
, 
GIA GG, Certified Member, NAJA
Accredited Senior Gemologist
Beachwood
, 
OH
United States
Elisa Miller
, 
FGA , GG (GIA), CGA (AGS)
Accredited Senior Gemologist