Analyses and separates diamonds from simulants, laboratory-grown and potentially HPHT treated natural diamonds.
Illustrate your way to a promising future. Learn how to take your great ideas and illustrate them just like professional designers.
GIA established the 4Cs (Cut, Clarity, Color, Carat Weight) - the global standards for evaluating diamond quality.
To view this content, you are being redirected to an external website that is not owned or operated by GIA India Laboratory Private Limited ("GIA India"). GIA India's Privacy Notice and Terms of Use do not apply to information, data, or materials collected by this website. This external website has its own privacy and security policies and practices and its own terms of use.
If you do not wish to visit that page, you can return to the HOMEPAGE.
If you wish to proceed, please click I ACCEPT.
Laboratory – The laboratory is open for intake of polished stones with limited staff Monday - Friday, 7:30 a.m. to 4:30 p.m., and clients may submit stones in person with an appointment. To schedule an appointment and receive instructions for stone return, please email mumbailab@gia.edu.
Education – Open for campus visit from Monday - Thursday, 9:00 a.m. to 5:30 p.m. To schedule an appointment for campus visit or to learn more about GIA education programmes, please email eduindia@gia.edu or call +91-22-4085-1500.
Laboratory – The laboratory is open Monday - Friday, 9 a.m. - 4:30 p.m. and is accepting submissions of polished stones up to 0.70 ct. The laboratory is accepting and returning stones using a courier service and clients may also submit items with a prior appointment. Please email suratlab@gia.edu if you have any questions.
Education – Open.