Learn & Connect
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Featured Gems
Exquisite Treasures of Nature

PERIDOT
Yellow-green peridot, an extraordinary gem, is discovered in lava, meteorites, and deep within the Earth's mantle.

FANCY COLOR DIAMOND
Radiant brilliance and mesmerizing hues make fancy color diamonds the most treasured gems on the planet.


EMERALD
Emerald is the green to bluish-green variety of beryl, the same mineral species that includes aquamarine.

CITRINE
Citrine is the transparent variety of quartz, ranging from pale yellow to brownish orange.
GEM ENCYCLOPEDIA
Unlock the Mysteries and Beauty of Every Gemstone.
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Why Choose GRSI?
At the Gemological Research Society of India, we are committed to providing the highest standards in gemstone evaluation, research, and education. With a rich legacy of excellence, we offer expert insights backed by years of experience in the field. Our certifications are internationally recognized, ensuring that your gemstones are graded with the utmost accuracy and care. Whether you’re a collector, jeweler, or enthusiast, choosing GRSI means choosing a trusted partner for all your gemological needs.
- Expert Certifications: GRSI offers internationally recognized certifications ensuring reliable and accurate gemstone grading.
- Advanced Knowledge: Stay ahead with cutting-edge research and insights from leading gemological experts.
- Comprehensive Training: Access specialized programs for both professionals and gemstone enthusiasts.
- Trusted Legacy: Benefit from our rich history and reputation for excellence in the gemological field.

Research & News
Latest Updates and Insights from the Gemstone Industry

Madagascar is one of the world’s most significant sources of high-quality gemstones, particularly sapphires and demantoid garnets. The northern regions...

Industry analysts predict that by 2025, 20% of all diamonds in the market will be laboratory-grown. The gem industry has...

Gemstone analysis is a crucial process in determining the authenticity, quality, and characteristics of precious stones. GRSI Laboratories follows a...
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