Contains all relevant information regarding past enhancements, or a lack thereof. When possible, a geographical origin is also provided.
Provides all necessary information regarding origin and treatments for colored stones, as well as a star rating system to represent quality.
Provides diamonds with a color, clarity and cutting grade, as well as testing for synthetics and treatments such as glass-filling.
Provides classification and quality grades for jadeite, as well as a variety determination using the exclusive AIGS color chart.
The AIGS Lab serves both the gem and jewelry industry and the public alike with a comprehensive range of gemstone and
jewelry analysis reports.
Please note that this service is only applicable to reports issued after 1st August 2011.
The AIGS laboratory is equipped with EDAX, FTIR, LIBS, UV/VIS and DFI technology.
In 1977, Jeff Wildman (USA) and AIGS Chairman Henry Ho (Thailand)
invented the "Porta-Lab", which was the world's first portable gemological laboratory.
Service and contact information for AIGS offices and take-in windows in Thailand and Japan.