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Lihong Liu

Guild Gem Laboratories

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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

Contact:

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

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

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