GEM DISPLAY
The certification authority can test the following gems for you
FANCY COLOR DIAMOND
Dazzling brilliance. Captivating color. These are the planet’s most valued gems.
PERIDOT
Found in lava, meteorites, and deep in the earth's mantle, yellow-green peridot is the extreme gem.
DIAMOND
Diamonds are among nature’s most precious and beautiful creations.
CITRINE
Citrine is the transparent, pale yellow to brownish orange variety of quartz
TERMS OF USE PRIVACY POLICY SITE MAP
© 2017 GLOBAL GEMOLOGICAL RESEARCH ASSOCIATION   备案号: 粤ICP备14073944号