National News
VAJRA INDUSTRY RESEARCH AND ACADEMIC MEET (VAIRAM) 2025 organised by GJEPC, IIT Madras inaugurated in Chennai
The Vajra Industry Research and Academic Meet (Vairam) 2025, a joint effort by GJEPC and InCent LGD IIT Madras, was officially introduced at the IITM Research Park in Chennai.
Madras at IITM Research Park, Chennai, was unveiled by Prof. V Kamakoti, Director, IIT Madras, Prof M S Ramachandra Rao, InCent-LGD, IIT Madras, Mr. Manish Jiwani, Co-Convener, LGD Committee, GJEPC and Mr. Sabyasachi Ray, Executive Director, GJEPC among other dignitaries and industry experts.
The workshop features several panel discussions. “Beyond Gems: Next-Generation Applications of OLab-Grown Diamonds” explores LGDs’ potential in various industries beyond jewellery. “Lab-Grown Diamond Growth and Treatment Recipes and Challenges” delves into the intricacies of CVD and HPHT methods. “Diamond Quality Checks and Certification” addresses the crucial need for standardised quality control for gems, jewellery, and seeds. “Lab Grown Diamond Machines and Processing Equipment” will highlight the importance of indigenous equipment manufacturing to bolster India’s self-reliance. The workshop has drawn 150 + participants from the industry.
Key Takeaways
Diamond Quality Checks & Certification:
- Advanced treatments challenge LGD grading and certification accuracy.
- Key challenges: ensuring grading accuracy, standardization, and detecting undisclosed synthetics.
- Emphasis on advanced testing methods, tech-driven grading, and industry consistency.
- Traceability of tested items is a major issue.
- LGDs are both supplementary and complementary to the diamond industry.
- Mimicking natural diamond growth patterns in LGDs remains a challenge.
LGD Growth & Treatment Recipes: Key Takeaways
- Increasing nitrogen in HPHT accelerates growth, benefiting gem-quality diamonds but not other industrial uses.
- Focus on optimizing growth parameters, impurity control, and enhancement for superior diamonds.
- Challenges include consistency, reducing defects, scalability, and reliance on high-purity raw materials.
- Future focus on refining processes, improving sustainability, and enhancing research-industry collaboration.
Diamond Quality Checks & Certification (Continued): Key Takeaways
Strengthening quality assurance frameworks is essential to ensure consumer trust globally.
Grading LGDs differs from natural diamonds, especially in color; secondary reference masters needed.
Labs must assess hue saturation and intensity, not just color for LGDs.
Clarity characteristics differ due to metallic inclusions in LGDs.
Color grading challenges arise in borderline clusters where AI struggles.
LGDs are cut for perfection, unlike natural diamonds, which are cut for weight retention.
National News
Rajiv Jain Elected Chairman Of Jaipur Jewellery Show
The members expressed their confidence that, under his leadership, JJS will continue to achieve new milestones while further strengthening its position as one of the country’s premier gem and jewellery exhibitions.
The Jaipur Jewellery Show Organising Committee has unanimously elected Rajiv Jain as the Chairman of Jaipur Jewellery Show (JJS). Rajiv Jain is a distinguished industry leader with decades of exemplary service to the gem and jewellery sector and had held many important positions.
A few of the key positions held by him are: Past Chairman, Gems & Jewellery Export Promotion Council (GJEPC), sponsored by the Ministry of Commerce & Industry, Government of India; Chairman, Confederation of Indian Industry (CII), Rajasthan; Founder Chairman, Museum of Gems & Jewellery, Jaipur; and Past Chairman, Indian Institute of Gems & Jewellery, Jaipur (IIGJ Jaipur).
Rajiv Jain succeeds Vimal Chand Surana, who has served as the Chairman of JJS for the past 19 years. Under his visionary leadership, Jaipur Jewellery Show has evolved into one of India’s most respected and successful gem and jewellery exhibitions. In recognition of his distinguished service, exemplary leadership, and invaluable contribution to the growth of JJS, the Organizing Committee has unanimously named him as the Patron of Jaipur Jewellery Show.
Following these appointments, the Executive Committee of Jaipur Jewellery Show (JJS) is constituted as under: Vice Chairman, Dinesh Khatoria; Secretary, Kamal Kothari; Joint Secretary, Ajay Kala; Joint Secretary, Ashok Singhi; and Treasurer, Dr. Nawal Agrawal.
The members conveyed their heartfelt congratulations to Shri Rajiv Jain on his unanimous election as Chairman and expressed their confidence that, under his leadership, Jaipur Jewellery Show will continue to achieve new milestones while further strengthening its position as one of the country’s premier gem and jewellery exhibitions.
The Organizing Committee looks forward to the continued support and active cooperation of all Committee Members and Sub-Committee Members in carrying forward the vision and legacy of Jaipur Jewellery Show.
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