We Are Gemology Profesionals

We examine and determine the authenticity of the stones including diamonds, colour gemstones, pearl, jade and etc. A Lab uses the latest science and equipment to carry out its analyses. On the basis of this it issues its highly respected Gemmological Reports, which are relied upon by auction houses, royal families, jewellers, gem traders, and collectors globally who are looking for unbiased, independent and absolutely trustworthy opinions about their gems.

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Diamonds Grading Report

Authenticity verification and quality grading of diamonds, applying the 4C's system (C). Items stated on AGL Diamond Reports are:
Colour Grade
Clarity Grade
Cut Grade
Colour photo of the stone

Gem Identification Report

An AGL Gem Identification Report is issued for a single loose gemstone. Items stated on AGL Gemstone Reports are:
Weight
Shape and Cut
Measurements
Colour
Identification
Colour photo of the stone
Comments concerning the treatment situation

Jade Identification Report

Items stated on AGL Jade Identification Reports are:
Weight
Colour
Identification
Colour photo of the jade

Pearl Identification Report

Items stated on AGL Pearl Identification Reports are:
Weight
Colour
Identification
Colour photo of the pearl

Jewelry Identification Report

Items stated on AGL Jewelry Identification Reports are:
Weight
Colour
Identification
Colour photo of the jewelry

Gem and Diamond Educational Courses

We are currently offering a basic gemology course that allows you to identify gems, grade diamonds and grade color stones. The duration of the course is 20 hours and costs you only RM2,500. If it is one to one teaching, it will costs you only RM5,000 Contact us to find out more.

Asia Gemological Laboratory is founded in 2016. Mr. Teh Poey King is a gemologist in Malaysia.
He has 22 years of experience in this field. He is a holder of B. Sc. (Hons) Geology (1994),
an accredited gemologist (1995) and a graduate gemologist from Gemological Institute of America (2002).