Our Services

INTERNATIONAL GEMSTONE TESTING
LABORATORY & RESEARCH CENTER
OUR SERVICES

Each report issued by IGTLRC Offices are concluded on the basis of thorough expert analysis of stone/jewellery submitted for testing, as per the scientific tests performed with Gemmological equipment. IGTRC provides three primary and nine secondary testing services.

Gemstone Identification

For Gemstone identification, stone can be submitted in the form of cut and polished, rough, mounted in jewellery, carving, and beads (loose or in string). This category is further divided in two categories

Diamond Jewellery Grading

Diamond jewellery grading report is issued for diamonds mounted in jewellery (ear tops, bangles, pendant etc). Before issuing diamond jewellery grading report, all diamonds are screened for the possibility of synthetic diamond.

Diamond Screening

Screening of colorless to near-colorless diamonds shall be done and result is reported as per the analysis precisely by the instrument ‘Synthdetect’ and ‘Qcheck’ only. No manual intervention is permitted in the screening of diamonds.

01. GEMSTONE IDENTIFICATION

Single Stone identification report is issued for single stone. Detected treatments / enhancements are routinely mentioned on the report irrespective to customers demand.

Packet lot identification report is issued for minimum 5 stones of same colour. Re-verification facility is not provided in this testing category. Detected treatments / enhancements are routinely mentioned on the report.

02. DIAMOND JEWELRY GRADING

In case, Jewellery is found to have possibility of synthetic diamond, report is not issued for that jewellery and customer is asked to change the doubtful diamonds.

Although all diamonds are screened for the possibility of synthetic Diamond, but jewellery grading report is not identification report for the diamonds.

Jewellery studded with clarity enhanced diamonds are not graded and so no grading report is issued for the same, customer is asked to change the doubtful diamonds to get them graded.

03. DIAMOND SCREENING

Loose Diamonds reports are prepared and presented in accordance with international standards.

Jewellery can be analyzed without removing stones from fixtures. We accept jewellery from small pendants to full sets.

ADDITIONAL
SERVICES

1.) Identification of and reporting for gemstones

From basic identification of the stone type, to determining whether the gem is synthetic or natural, to advanced reports on clarity and colour enhancements, IGTLRC providers accurate gemstone reports to our customers. IGTLRC is proud to be the only gem lab with R Spectrometer, UV-Vis Spectrometer and FTIR testing to deliver unsurpassed accuracy. Choose IGTLRC for all your gemstone and diamond reporting, grading, and certification needs.

2.) Detection of gemstones treatments including heat, oil, and dye

Often times, gemstones are treated or altered in an attempt to appear higher quality than they really are. IGTLRC understands this and includes enhancement, detection techniques as part of our testing. IGTLRC delivers opinions on issues including heating treatments, surface diffusion of sapphires and other varieties of corundums, emerald oiling, glass fillings of rubies, jade coating and dying, and more. Choose IGTLRC to make sure your diamond or other gemstone is the quality that you believe it to be.

3.) Diamond Certification

IGTLRC accurately certifies diamonds for the 4Cs – Colour, Clarity, Cut & Carat Weight. Colour grading is done against GIA Certified Master Diamonds. Mounted diamond jewellery can also be certified and issued with a report. These gradings will be in the form of mounting permits to prevent damage to the jewellery while grading takes place. Contact IGTLRC for accurate, expert, trusted diamond grading and certification.

4.) Jewellery reports for coloured stones

IGTLRC issues reports on all coloured stones and precious & semi precious gems as well. By having experienced gemologists using high tech testing techniques and advanced equipment IGTLRC is able to offer accurate reports to customers. Contact IGTLRC for accurate grading and certification of coloured stones, diamonds, and gems.

5.) Co-branded reports and certifications

Build credibility in your brand by offering reports and certifications in your company name. iIGTLRC can create both full reports, mini reports and gemstone memo briefs (cards) with your company logo incorporated on the face of the report alongside our logo. Your logo on the reports and cards will become a unique selling tool to gain customer confidence and trust during their purchase process. Contact IGTLRC for co-branded or white-labeled diamond and precious gem testing and certification reports.

6.) On-site lab service for bulk bookings

7.) Optional bi-lingual reports in English & Other Languages

IGTLRC offers both single language English and bilingual English & other language certifications and reports. Use these reports to build trust in the global speaking gem market — which is the fastest growing gemstone market in the world. Contact IGTLRC for bilingual precious gem and diamond reports and certifications.

8.) Online report verification

All IGTLRC certificates can be tracked 24/7/365 online from the website www.igtlrc.com This enables your overseas and local customers alike to choose their gems by checking it against IGTLRC 's trusted reports for authenticity and quality. Contact IGTLRC for online access to your precious gem reports.

9.) Re-issue / duplicates of lost or misplaced certificate

Enjoy peace of mind of being able to easily get a duplicate report if you or your customer lose your copy. Duplicates can be issues for a minimal fee if the original report number is provided. Get a fresh copy of your precious gem report by contacting IGTLRC.

INTERNATIONAL GEMSTONE TESTING LABORATORY & RESEARCH CENTER OUR SERVICES