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50,000 美元至 99,999 美元
Shraiy Agrawal
Carl W. Grover
Ted Grussing 和 Corky Grussing
Roben Hagobian 和 Vergie Hagobian
August Hansch 和 Margaret Hansch
Island Legacy, Ltd.
Japan Pearl Promotion Society(日本珍珠振兴会)
Jewelmer
Duane Lennartson
Lux Gem Corporation
D.K. Kim
Stephen Neely 和 Betty Lou Neely
Mona Lee Nesseth,研究宝石学家
Barry F. Owen
Pala International, Inc.
V Premanand 博士
Red Beryl, Inc.
R. Schwager
Josephine L. Scripps
Casey Skvorc 博士
Edward R. Swoboda
TJF 集团
Vardi Stonehouse, Inc.
Rouben Varozian 和 Mary Varozian
Dean M. Willard 夫妇
Wilshire Coin Exchange, Inc.
World Gold Council(世界黄金协会)
Gao Family
Alan Lipworth
James Y. Hung,医学博士
Alexander Vock 和 Donna Vock,ProVockative Gems, Inc.
10,000 美元至 24,999 美元
L.J. West Diamonds, Inc.
A.F. Greenwood Company, Inc.
ALgems
Anita Tan
A&Z Pearls, Inc.
Avi Raz
Gary L. Alexander
Bill Atkinson
Francisco Bank
Pamela G. Bankert
Robert Bell 和 Melinda Bell
Byard F. Brogan, Inc.
Rick Canino
Donald Clary
Chris Correia
G. Robert Crowningshield,研究宝石学家
Stephen Davis
Teresa A. DeCrescenzo
Martin B. de Silva,研究宝石学家
Richard V. Dietrich 博士及夫人
Dust Devil Mining Co.
Eric A. Engel
Robert J. Flude, III 夫妇
Fortunoff Fine Jewelry & Silverware
Sandra Manin Frias
John Fuhrbach 和 Patricia Fuhrbach
The Gemesis Corporation
Robert Grant
Gravograph - New Hermes
Eric & Debra Grossbardt
H. Stern Jewelers,巴西
Stephen Haggerty
Harbour Galleries
Farooq Hashmi
Jack Hasson
Johnie Henderson
Mark P. Herschede, Jr.
Scott D. Isslieb,研究宝石学家
Jhaveri Diamond Corporation
K.R. Gems & Diamonds International
Scott Keating
Alice Keller
Kempf’s Jewelers
Kimberley-Created Emeralds, LLC
Miriam Mirna Korolkovas
Christoph Krähenmann
Dona Lee Leicht
James Leonard
Lithos Africa
Dimitri K. Mantheakis
Betsy Ross Marcinkus
Stanley J. Marcus,研究宝石学家
Mark Mauthner
Mayfield's Inc.
Kenneth McCauley
Bernd Munsteiner
Herb Obodda 和 Monika Obodda
Jose Guillermo Ortiz
P. Lançon S.A.
Georges Ruiz
D.G. Parisi 和 Helen Parisi
Pascal Lacroix
Mark Patterson
Pearl Exporting Co.
Benjamin Pecherer
Perles de Tahiti G.I.E.
Martin Coeroli
Michael J. Quinn,应用珠宝家
Harold Roper 和 Linda Roper
Edward Rosenweig 和 Jane Rosenzweig
Muriel Roston
Marc Sarosi
Hyman Savinar
George Sawyer
Mark Schneider
Jim Shigley
John Sinkankas,研究宝石学家
John Sinkankas 夫人
Martin Smilo 和 Juliette Smilo
Rubin Snyder
Anna Souther
Star Ring, Inc.
Leo F. Stornelli
Strategem
Derk Strikwerda
Tairus Co. Ltd.
Walter Barshai
Joseph W. Tenhagen
United Colors of Yael, LLC
Elena Villa Hamann
Diana Vincent
Bradley D. Weber
William White 和 Pamela White
Paul Wild
Mary E. Wurst
Timothy Zielinski
Chandra Raniga 和 Kiran Raniga
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25,000 美元至 49,999 美元
Aaland Diamond Company
Adeler Jewelers
Jorge Adeler
American Gem Trade Association
German Ayub
Jerry Bearman
Dudley Blauwet
George Brooks
Richard E. Brown,研究宝石学家
Jorge Brusa
Bette Chachkes 和 Dorothy Quint
George Jacobi 和 Florence Jacobi
Charles and Colvard, Ltd.
Color Change Empire
Paula Crevoshay
Gina Dronet
Estet,俄罗斯
Gagik Gevorkyan
Carl Rickly Frudden
Margo & Lee Ginsburg
Susan G. Goldstein,研究宝石学家
Gorenstein 家族
Hearts On Fire Co.
Christopher L. Johnston
Robert E. Kane
Kennecott Exploration Company
Korite International
Lelia L. Larson
Gary Leonard 和 Sang Leonard
Leslie Weinberg Designs
M. Vainer Ltd.
Michael Bondanza, Inc.
Donald B. Milliken 和 Ruth Milliken
Mouawad Group(懋琬集团)
Joe Ondraka 和 Ann Ondraka
Fredrick H. Pough,博士
Rapaport
SAFDICO USA INC
Sant Enterprises Co., Ltd.
Fred Seeman 和 Carol Seeman
Sekikazu
Sierra Gems
Joanne Stacher,研究宝石学家
V.O.I.C.E. of Gold
David I. Warren
Tommy Wu
Keith G. Wurtz,医学博士
Benjamin Zucker
Zultanite Gems LLC
William H. 和 Rika Larson
Shraiy Agrawal
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