IGI reports 21% revenue growth in Q4FY26, PAT rises 28%
International Gemological Institute Limited reported a 21% increase in consolidated revenue to ₹3,686 million for Q4FY26, with PAT rising 28% to ₹1,796 million. For the 15-month period ended March 31, 2026, revenue grew 18% to ₹15,976 million, driven by strong performance in lab-grown and natural diamond segments. The company guided for 15% revenue growth and 20% EBITDA growth for FY27.

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International Gemological Institute Limited reported a 21% year-on-year increase in consolidated revenue from operations to ₹3,686 million for the quarter ended March 31, 2026. Profit after tax (PAT) for the quarter rose 28% to ₹1,796 million, while EBITDA grew 21% to ₹2,360 million, maintaining margins at 64%. The company transitioned its financial reporting structure from a calendar year to a financial year, resulting in the current reporting period covering 15 months ending March 31, 2026.
For the 15-month period, revenue grew 18% to ₹15,976 million and PAT increased 25% to ₹7,112 million. EBITDA for the period stood at ₹9,728 million, a 22% increase, with margins expanding 230 basis points to 60.9%. The performance was driven by broad-based growth across natural diamonds, lab-grown diamonds, jewelry certification, and color stones, supported by the acquisition of American Gemological Laboratories (AGL) in January 2026.
Segment Performance
Lab-grown diamond (LGD) certification revenue grew 35% year-on-year for the quarter, while LGD jewelry certification increased 29%. Natural diamond certification revenue grew 10%, though natural diamond jewelry declined 19% due to volatility in gold and silver prices. The acquisition of AGL contributed an additional 2% to revenue growth and 3% to EBITDA growth during the quarter.
Financial Highlights
| Metric | Q4FY26 | YoY Growth |
|---|---|---|
| Consolidated Revenue | ₹3,686 million | 21% |
| EBITDA | ₹2,360 million | 21% |
| EBITDA Margin | 64% | - |
| PAT | ₹1,796 million | 28% |
| Report Volume | 3.64 million | 16% |
Outlook
The company has provided guidance for the financial year 2026-27, targeting 15% revenue growth and 20% EBITDA growth. Management expects the major growth drivers to be increased capacity build-up in the lab-grown diamond segment and increased penetration in natural diamonds.
How will the company mitigate the impact of continued volatility in gold and silver prices on natural diamond jewelry certification?
What specific capacity expansion plans are in place to support the targeted 15% revenue growth in the lab-grown diamond segment?
To what extent will the integration of American Gemological Laboratories (AGL) contribute to the projected 20% EBITDA growth in FY2026-27?

































