Student Workrooms
GIA Student Workrooms give you affordable access to all the equipment and gemstones you need to complete the practical requirements of your Gem Identification course through Online Education. This self-study room is also available if you need to prepare for your 20-stone final exam, take a proctored exam, or simply practice on equipment and gemstones.
BangkokAvailable only during the weeks listed below, Monday - Friday, 9:30 a.m. - 12:30 p.m. and 1:30 - 4:30 p.m.
GIA (International) Co., Ltd.
Mitrtown Office Tower, 19th Floor, Unit 1901-1902
944 Rama IV Road, Wangmai, Pathumwan
Bangkok, 10330
Fees are 1,500 THB for half day and 2,500 THB for full day. No fees for exams.
To reserve a seat, contact us or call +66 2779 6100.
GIA (International) Co., Ltd.
Mitrtown Office Tower, 19th Floor, Unit 1901-1902
944 Rama IV Road, Wangmai, Pathumwan
Bangkok, 10330
Fees are 1,500 THB for half day and 2,500 THB for full day. No fees for exams.
To reserve a seat, contact us or call +66 2779 6100.
- June 2 - 30, 2025
- July 1 - 31, 2025
- August 1 - 29, 2025
- November 3 - 28, 2025
- December 1 - 19, 2025
Available daily, Monday – Friday, 9:00 a.m. – 12:00 p.m. and 1:00 – 4:00 p.m., on a first-come, first-served basis for up to twelve students.
World Headquarters
Gemological Institute of America, Inc.
The Robert Mouawad Campus
5345 Armada Drive
Carlsbad, California, CA 92008
Fees are $50 for half day and $100 for full day. No fees for exams.
To reserve a seat, contact us or call +1 800 421 7250 ext 4404, or outside the U.S. call +1 760 603 4404.
London
Available only during the weeks listed below, Monday – Friday, 9:00 a.m. – 12:00 p.m. and 1:00 - 4:00 p.m.
GIA England
104 Great Russell Street
London, WC1B 3LA
Fees are £50 for half day and £100 for full day. No fees for exams.
Available only during the weeks listed below, Monday – Friday, 9:00 a.m. – 12:00 p.m. and 1:00 - 4:00 p.m.
GIA England
104 Great Russell Street
London, WC1B 3LA
Fees are £50 for half day and £100 for full day. No fees for exams.
To reserve a seat, contact us or call +44 (0) 20 7813 4321.
- April 22 - 25, 2025
- April 28 - May 2, 2025
- August 4 - 8, 2025
New York
Available only during the weeks listed below, Monday – Friday, 8:30 – 11:30 a.m. and 12:30 – 3:30 p.m.
Gemological Institute of America, Inc.
50 W 47th Street
New York, NY 10036
Fees are $75 for half day and $150 for full day. No fees for exams.
To reserve a seat, contact us or call +1 800 366 8519, or outside the U.S. call +1 212 944 5900.
- January 20 - January 23, 2026
- February 17 - February 20, 2026
- March 16 - March 20, 2026
- March 23 - March 27, 2026
- May 18 - May 22, 2026
- May 26 - May 29, 2026
- June 29 - July 02, 2026
- August 03 - August 07, 2026
- October 26 - October 30, 2026
- December 07 - December 11, 2026
Zoom Sessions with an Online Education Instructor on a first-come, first-served basis for up to ten students.
Online Student Workroom is available for students to receive instructional assistance and grading support for the practical Gem Identification course work. Exam proctoring is unavailable at this time.
Fee is $50 for a three hour session. AM & PM times available PST. For more information email Lessons@gia.edu.
Other Worldwide Locations
Hong Kong
GIA Hong Kong Limited
20th Floor, The Bay Hub,
17 Kai Cheung Road, Kowloon Bay
Hong Kong
No Student Workroom. Online and 20 stone exam proctoring only. No fees for exams. For more information, contact us or call +852 3166 7001.
The following locations have student workrooms available by appointment:
Taipei
3rd Floor, 270 Nanjing East Road, Sec. 3
Taipei, 10551
Fees are $1,000 for half day and $2,000 for full day. No fees for exams. For more information, contact us or call +886 2 2771 9391.
