AIGS The worlds's authority on colored gemstones Providing you with the most important information regarding gemstone ORIGINS, TREATMENTS and QUALITY GRADES.


Information about our flagship Accredited Gemologist (A.G.) Diploma program.

Other AIGS Courses

Information about other AIGS diplomas, week-long courses and two-day short courses.


Our instructors are active within every facet of today's gem and jewelry industry.


Hotels, hostels and apartments located in and around Bangkok's Gem District.


Advice for prospective students about acquiring an entry visa into Thailand.


We are currently accepting applications for our Accredited Gemologist scholarship award.


Providing an opportunity to participate in volunteer projects within the industry.


Information regarding entry requirments and enrolment procedures for AIGS courses

下载课程表 (2016)

The 2016 schedule for all AIGS Diploma programs and short courses.


Answers to frequently asked questions about AIGS courses, facilities, instructors and prices.

Latest News

18 Aug
Special offer AIGS 40th Anniversary: Only first 10 students. Special offer AIGS 40th Anniversary celebration payment must be paid 31 Aug 2017 read more

13 Sep
2017 A.G. Program: Enroll & Pay 4 Months in advance to get a FREE field trip to Sri Lanka read more

AIGS : AIGS Job Opportunity

AIGS Graduate Vacancies