Editor’s Note
This strategic acquisition unites two leading gemological authorities, merging IGI’s global diamond certification network with AGL’s specialized expertise in colored gemstones. The move signals a significant consolidation within the luxury goods sector, aiming to create a comprehensive service platform for the global jewelry industry.
MUMBAI, India and NEW YORK, February 4, 2026 /PRNewswire/ — The International Gemological Institute (IGI), one of the world’s largest and most renowned independent organizations for diamond grading and certification, today announced the acquisition of American Gemological Laboratories (AGL), a global leader in the analysis and origin determination of colored gemstones. The transaction combines unparalleled global reach and infrastructure with deep scientific expertise, positioning the merged group at the forefront of certification and trust in the global jewelry industry.
The acquisition creates a global platform that unites IGI’s industry-leading market presence with AGL’s pioneering role in the colored gemstone sector. Together, IGI and AGL will drive greater transparency and innovation while preserving the scientific independence and integrity that define both organizations.
— Tehmasp Printer, Managing Director and Global CEO of IGI
Strategic Alliance: IGI will provide AGL access to its global infrastructure, enabling AGL to expand its colored gemstone certification services beyond the US market. For IGI, the transaction diversifies revenue streams into the fast-growing colored gemstone segment and supports long-term growth through enhanced research capabilities.
Business Continuity: Chris Smith will continue to serve as President and Chief Gemologist of AGL. The laboratory will retain its headquarters in New York and operate independently under its esteemed brand. No immediate operational changes are planned; both organizations will continue to deliver the same technical standards while collaborating on new tools and origin services.
Leadership in Education: IGI will further strengthen its global training programs by incorporating AGL’s specialized scientific knowledge and research methodologies.
Long-term Investment: Supported by Blackstone’s long-term investment approach, IGI intends to apply a disciplined strategy to support AGL’s continued growth and scientific leadership.
Founded in 1977, AGL pioneered origin reporting in the United States. The company serves leading global luxury brands, auction houses, manufacturers, and private collectors. The transaction strengthens the strategic connections between the United States – the world’s largest market for fine jewelry – and India, a global hub for gemstone manufacturing.
— Christopher Smith, President and Chief Gemologist of AGL
Dev Shetty, Founder and CEO of Jemora Group and former CEO of Gemfields and Fura Gems, acted as a strategic advisor on the transaction.
About International Gemological Institute (IGI): The International Gemological Institute is one of the world’s largest and most renowned independent gemological laboratories, offering certification services for diamonds, gemstones, and jewelry through a global network of labs and educational facilities. IGI serves leading retailers, manufacturers, and consumers worldwide, delivering consistent, trustworthy, and transparent grading and certification solutions. IGI operates 35 laboratories and 21 gemological schools in 10 countries, supporting the industry amid rapid change. More information at www.igi.org.
About American Gemological Laboratories (AGL): Founded in 1977, American Gemological Laboratories is a leading gemological laboratory specializing in the analysis of colored gemstones, determination of their origin, and the creation of scientific reports. AGL is known for its independence, research-driven approach, and technical leadership, serving major luxury brands, auction houses, retailers, and collectors worldwide.