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Lihong Liu

Guild Gem Laboratories

Contact information may be available to logged in members.

Professional Bio

Guild Laboratories has its focus in testing colored gemstones, specifically for identification, identification of treatments, color grading, and geographic origin. Gemmological Services.

Company/Business

Photo of Guild Gem Laboratories

Guild Gem Laboratories

Regular Member

Business Categories

Gemological Laboratory

New York Office:
132 W 31st St Fl 9
New York, NY 10001
+1 (212) 620-0900
ICA@gemstone.org

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Hong Kong Office:
Unit 1777, 17/F, Silvercord Tower 2
30 Canton Road, TST, Hong Kong SAR
+852 5520-6609
ICA@gemstone.org

Contact

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