JGL has been dedicated to building trust with all of our clients since 2002. We have been providing Gemological services for many years and will continue to deliver certification based on scientific excellence & international standards.
As a jeweller, researcher or an individual client you can be confident that when you have a JGL Certification you are receiving a reliable certification based on our knowledge and expertise.
JGL INDIA's principal service is gemstone certification. We produce two categories of certification reports: gemstone identification reports and hallmarking reports for testing metals.
Natural gemstones in raw or minimally polished form, ranging from transparent to opaque.
Gemstones shaped into various forms such as faceted, cabochon, or beads, with or without drilling.
Gemstones mounted in jewellery or decorative items using open or closed back settings.
Gemstones hand-carved into artistic, cultural, or decorative designs with fine craftsmanship.
Gemstones fashioned into beads and assembled into necklaces, bracelets, or decorative strands.
Assessment by two or more certified gemologists/graders.
Testing using globally accepted gemological instruments.
High-tech analysis using modern spectrometers for accurate results.
Testing criteria depend on the form in which the gem is submitted. Gems and minerals are classified based on group, species, and variety wherever applicable.
Jewellery Gemological Laboratory commitment to expertise, integrity, and excellence has positioned it as a leading authority in gemological testing and education worldwide.
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