Europe
London,
United Kingdom
United Kingdom
GIA England
104 Great Russell Street
London, WC1B 3LA
104 Great Russell Street
London, WC1B 3LA
Phone:+ 44 (0) 20 7813 4321
Fax: + 44 (0) 20 7813 4331
Fax: + 44 (0) 20 7813 4331
Asia
Bangkok,
Thailand
Thailand
GIA (International) Co., Ltd.
Mitrtown Office Tower, 19th Floor, Unit 1901-1902
944 Rama IV Road, Wangmai, Pathumwan
Bangkok, 10330
Mitrtown Office Tower, 19th Floor, Unit 1901-1902
944 Rama IV Road, Wangmai, Pathumwan
Bangkok, 10330
Phone:+66 2779 6100
Bangkok,
Thailand
Thailand
Gemological Research (Thailand) Co., Ltd.
Mitrtown Office Tower, 19th Floor, Unit 1903-1910
944 Rama IV Road, Wangmai, Pathumwan
Bangkok, 10330
Hours: Monday - Friday, 10 a.m. - 5 p.m.
View available services and shipping information
Mitrtown Office Tower, 19th Floor, Unit 1903-1910
944 Rama IV Road, Wangmai, Pathumwan
Bangkok, 10330
Hours: Monday - Friday, 10 a.m. - 5 p.m.
View available services and shipping information
Phone:+66 2779 6100
Bangkok,
Thailand
Thailand
Gemological Research (Thailand) Co., Ltd.
Mitrtown Office Tower, 19th Floor, Unit 1903-1910
944 Rama IV Road, Wangmai, Pathumwan
Bangkok, 10330
Hours: Monday - Friday, 10 a.m. - 5 p.m.
Mitrtown Office Tower, 19th Floor, Unit 1903-1910
944 Rama IV Road, Wangmai, Pathumwan
Bangkok, 10330
Hours: Monday - Friday, 10 a.m. - 5 p.m.
Phone:+66 2779 6100
Hong Kong,
China
China
GIA Hong Kong Laboratory Ltd.
GIA Service Center
Room 1108, 11th Floor
New World Tower 1
18 Queen’s Road Central
Hong Kong
Hours: Monday - Friday: 9 a.m. - 4 p.m.
Rush service currently not available for Colored Stone submissions.
For submission by shipment, please send to Kowloon Bay (GIA Hong Kong Laboratory)
View available services and shipping information
GIA Service Center
Room 1108, 11th Floor
New World Tower 1
18 Queen’s Road Central
Hong Kong
Hours: Monday - Friday: 9 a.m. - 4 p.m.
Rush service currently not available for Colored Stone submissions.
For submission by shipment, please send to Kowloon Bay (GIA Hong Kong Laboratory)
View available services and shipping information
Phone:+852 3166 7002
Hong Kong,
China
China
GIA Hong Kong Limited
3rd Floor, New World Tower II
18 Queen’s Road Central
Hong Kong
3rd Floor, New World Tower II
18 Queen’s Road Central
Hong Kong
Phone:+852 3166 7001
Fax: +852 2334 0567
Fax: +852 2334 0567
Mumbai,
India
India
GIA India Laboratory Private Limited
10th Floor, Trade Centre
Bandra Kurla Complex, Bandra (East)
Mumbai, 400 098
10th Floor, Trade Centre
Bandra Kurla Complex, Bandra (East)
Mumbai, 400 098
Phone:+91 22 4085 1595
Fax: +91 22 4085 1554
Fax: +91 22 4085 1554
Hong Kong,
China
China
GIA Hong Kong Laboratory Ltd.
20th Floor, The Bay Hub
17 Kai Cheung Road, Kowloon Bay
Hong Kong
Hours: Monday - Friday, 9 a.m. - 5 p.m.
Rush Service currently not available for Colored Stone submissions.
For submission by shipment, please send to Kowloon Bay (GIA Hong Kong Laboratory)
View available services and shipping information
20th Floor, The Bay Hub
17 Kai Cheung Road, Kowloon Bay
Hong Kong
Hours: Monday - Friday, 9 a.m. - 5 p.m.
Rush Service currently not available for Colored Stone submissions.
For submission by shipment, please send to Kowloon Bay (GIA Hong Kong Laboratory)
View available services and shipping information
Phone:+852 3166 7000
Fax: +852 3521 1698
Fax: +852 3521 1698
Mumbai,
India
India
GIA India Laboratory Private Limited
10th Floor, Trade Centre
Bandra Kurla Complex, Bandra (East)
Mumbai, 400 098
Hours: Open with modified hours. Clients must make an appointment in advance. Please email mumbailab@gia.edu with any questions.
View available services and shipping information
10th Floor, Trade Centre
Bandra Kurla Complex, Bandra (East)
Mumbai, 400 098
Hours: Open with modified hours. Clients must make an appointment in advance. Please email mumbailab@gia.edu with any questions.
View available services and shipping information
Phone:+91 22 40851500
Surat,
India
India
GIA India Laboratory Private Limited
2nd, 3rd Floor Swastik Universal
Dumas Road, Piplod
Surat, 395 007
Hours: Open with limited staff and modified services, Monday - Friday, 9 a.m. - 4:30 p.m. View details.
2nd, 3rd Floor Swastik Universal
Dumas Road, Piplod
Surat, 395 007
Hours: Open with limited staff and modified services, Monday - Friday, 9 a.m. - 4:30 p.m. View details.
Phone:+91 261 6130600
Fax: +91 261 6130651
Fax: +91 261 6130651
Surat,
India
India
GIA India Laboratory Private Limited
2nd, 3rd Floor Swastik Universal
Dumas Road, Piplod
Surat, 395 007
2nd, 3rd Floor Swastik Universal
Dumas Road, Piplod
Surat, 395 007
Phone:+91 261 6130600
Fax: +91 261 6130651
Fax: +91 261 6130651
Taipei,
Taiwan
Taiwan
GIA Instrument (Taiwan) Company
3rd Floor, 270 Nanjing East Road, Sec. 3
Taipei, 10551
3rd Floor, 270 Nanjing East Road, Sec. 3
Taipei, 10551
Phone:+886 2 2771 9391
Fax: +886 2 2771 9921
Fax: +886 2 2771 9921
Tokyo,
Japan
Japan
GIA Tokyo Godo Kaisha
Yamaguchi Building 7, 11th Floor
4-19-9 Taito
Taito-ku
Tokyo, 110-0016
Hours: Open Monday - Friday from 10 a.m. - 5 p.m. with a break from 12 - 1 p.m.
View available services and shipping information
Yamaguchi Building 7, 11th Floor
4-19-9 Taito
Taito-ku
Tokyo, 110-0016
Hours: Open Monday - Friday from 10 a.m. - 5 p.m. with a break from 12 - 1 p.m.
View available services and shipping information
Phone:+81 3 5812 3215
Fax: +81 3 3836 3280
Fax: +81 3 3836 3280
North America
Carlsbad,
United States of America
United States of America
Gemological Institute of America, Inc.
5355 Armada Drive
Carlsbad, California,
92008
Hours: Monday - Friday, 8:30 a.m. - 3 p.m. by appointment only.
View available services and shipping information
5355 Armada Drive
Carlsbad, California,
92008
Hours: Monday - Friday, 8:30 a.m. - 3 p.m. by appointment only.
View available services and shipping information
Phone:+1 800 421 7250, ext. 7590
Phone:+1 760 603 4500
Fax: +1 760 603 1814
Phone:+1 760 603 4500
Fax: +1 760 603 1814
Carlsbad,
United States of America
United States of America
World Headquarters
Gemological Institute of America, Inc.
The Robert Mouawad Campus
5345 Armada Drive
Carlsbad, California, CA 92008
Gemological Institute of America, Inc.
The Robert Mouawad Campus
5345 Armada Drive
Carlsbad, California, CA 92008
Phone:+1 800 421 7250
Phone:+1 760 603 4000
Fax: +1 760 603 4003
Phone:+1 760 603 4000
Fax: +1 760 603 4003
Carlsbad,
United States of America
United States of America
Gemological Institute of America, Inc.
5355 Armada Drive
Carlsbad, California, 92008
5355 Armada Drive
Carlsbad, California, 92008
Phone:+1 800 421 7250
Phone:+1 760 603 4000
Fax: +1 760 603 4003
Phone:+1 760 603 4000
Fax: +1 760 603 4003
New York,
United States of America
United States of America
Gemological Institute of America, Inc.
50 W 47th Street, Unit 400
New York, New York,
10036
View Shipping Address
Hours: Open with limited capacity Monday - Thursday, 9 a.m. - 5:15 p.m. and Friday, 8:30 a.m. - 5 p.m.
View details
View available services and shipping information
50 W 47th Street, Unit 400
New York, New York,
10036
View Shipping Address
Hours: Open with limited capacity Monday - Thursday, 9 a.m. - 5:15 p.m. and Friday, 8:30 a.m. - 5 p.m.
View details
View available services and shipping information
Phone:+1 212 221 5858
Fax: +1 212 575 3095
Fax: +1 212 575 3095
New York,
United States of America
United States of America
Gemological Institute of America, Inc.
50 W 47th Street
Unit 400
New York, New York, 10036
50 W 47th Street
Unit 400
New York, New York, 10036
Phone:+1 212 221 5858
Fax: +1 212 575 3095
Fax: +1 212 575 3095
New York,
United States of America
United States of America
Gemological Institute of America, Inc.
50 W 47th Street
New York, NY 10036
50 W 47th Street
New York, NY 10036
Phone:+1 800 366 8519
Phone:+1 212 944 5900
Phone:+1 212 944 5900
Middle East & Africa
Dubai,
United Arab Emirates
United Arab Emirates
GIA Laboratory DMCC
Uptown Tower, 13th and 14th Floors
First AI Khail Street
Dubai
Hours: The laboratory is open Monday - Friday 9 a.m. - 6 p.m. Appointment required for all pick-up and/or drop-off of loose, polished stones. For all other inquiries, please email DubaiLab@gia.edu.
View available services and shipping information
Uptown Tower, 13th and 14th Floors
First AI Khail Street
Dubai
Hours: The laboratory is open Monday - Friday 9 a.m. - 6 p.m. Appointment required for all pick-up and/or drop-off of loose, polished stones. For all other inquiries, please email DubaiLab@gia.edu.
View available services and shipping information
Phone:+971 4 875 0700
Gaborone,
Botswana
Botswana
GIA Education and Laboratory Ltd.
Suites 301 and 201, GIA Centre
Diamond Technology Park
Plot 67782, Block 8
Gaborone
Hours: Open with limited capacity. Please email gaboronelab@gia.edu with any questions.
Make An Appointment
View available services and shipping information
Suites 301 and 201, GIA Centre
Diamond Technology Park
Plot 67782, Block 8
Gaborone
Hours: Open with limited capacity. Please email gaboronelab@gia.edu with any questions.
Make An Appointment
View available services and shipping information
Phone:+267 318 0361
Fax: +267 318 0398
Fax: +267 318 0398
Johannesburg,
South Africa
South Africa
GIA Education and Laboratory (Pty) Ltd
The Paragon, 2nd Floor East Wing
1 Kramer Road, Bedfordview
Johannesburg, 2007
Hours: Open with limited capacity. Visitors must make an appointment in advance.
View available services and shipping information
The Paragon, 2nd Floor East Wing
1 Kramer Road, Bedfordview
Johannesburg, 2007
Hours: Open with limited capacity. Visitors must make an appointment in advance.
View available services and shipping information
Phone:+27 11 334 2744
Fax: +27 11 334 0932
Fax: +27 11 334 0932
Ramat Gan,
Israel
Israel
Gemological Institute of America Inc. (CC)
21 Tuval Street
Hayahalom Building, 22nd Floor
Ramat Gan, 52522
Hours: Sunday - Thursday, 9 a.m. - 4:45 p.m.
In person drop off and pick up only.
View available services and shipping information
21 Tuval Street
Hayahalom Building, 22nd Floor
Ramat Gan, 52522
Hours: Sunday - Thursday, 9 a.m. - 4:45 p.m.
In person drop off and pick up only.
View available services and shipping information
Phone:+972 35226749
Fax: +972 35227452
Fax: +972 35227452
