Turquoise4U
Brno
Czech Republic

Spectro Stone Anna-Maija Wörlin
Kouvola
Finland

Anmol Gems Bvba
Antwerpen
Belgium

Julius Klein - Eliaz Diamonds Ltd
Ramat Gan
Israel

Allweather Wood
Edmonton
Canada

Protea Diamonds Cutting Works (Pty) Ltd.
Johannesburg, Gauteng
South Africa, Rep. of

Diamond Creations NV
Antwerp
Belgium

Aminco Gems Co., Ltd.
Bangkok
Thailand

SIEPLO BV
Lunteren
Netherlands

Precitone Co. Ltd.
Suriwongse, Bangrak Bangkok
Thailand

SARILAPIS
Hounslow, Middlesex
Great Britain

Bati Ege Mermer San. Ve. Tic. A.S.
Aydin
Turkey

Gemstones Corporation
Jaipur
India

ROUGH CLASSIC CUSTOM
Remscheid
Germany

ROUGH OLD GLASS
Barnstaple
Great Britain

ROUGH GUIDES & INSIGHT GUIDES
London
Great Britain

MBG MINERALS, ROUGH AND GEMS
Valenza
Italy

ROUGH2016 / KAWASHIMA SELKON TEXTILES
Koto-ku, Tokyo
Japan

ROUGHSTUFF OAK
Bovingdon
Great Britain

GEMSTORE24 & ROUGHSTORE24 G & R HANDELS GMBH
Herrsching
Germany