Global Gem testing laboratory is an independent firm that identifies appraises and evaluates gemstones and jewellery. We perform these services for the jewellery trade and the public.We have with us highly experienced and qualified gemologist in our laboratory, with membership of Alumni Association GIA, Gemmologist Association Great Britain (FGA) and Gemmologist Association Sri Lanka (MGA).
Cat's Eye Aquamarine is a gemstone classified as a rare stone.
Enstatite is Rare Gemstone Verity that Belongs to Pyroxene Group.
Colorless is the rarest color in the chrysoberyl group
Colorless Garnet is extremely rare known as leuco and it is a type of grossular garnet
Extremely rare gem mineral
5/3, Joseph’s Lane, Colombo 04,
Faccy Mawatha,China Fort,Beruwala. Sri Lanka.
GGTL Sri Lanka or Global Gem Testing Laboratory Sri Lanka is Located only in Colombo and Beruwalle . No any other branches any where in Sri Lanka