Key takeaways
• The Plumb Club will host a free virtual webinar on August 19th at 1 p.m. EDT titled “Disclosure, Differentiation & Trust: Clear Conversations on Natural and Lab-Grown Diamonds.”
• According to a recent survey, while 84% of consumers are aware of lab-grown diamonds, 49% do not know enough to confidently differentiate them from natural diamonds.
• Presented by GIA’s Dr. Ulrika D’Haenens-Johansson, the webinar will equip retailers with foundational diamond knowledge, FTC compliance terminology, and traceability tools.
(NEW YORK) – The Plumb Club is pleased to provide a retail-learning opportunity offered by Tracr and presented by Dr. Ulrika D’Haenens-Johansson, senior manager of diamond research at the Gemological Institute of America (GIA). The virtual event is free to the entire jewelry industry and will be held on Wednesday, August 19th at 1 p.m. EDT using the registration link at the bottom of this release.

In the most recent Plumb Club consumer survey, 84% of respondents were aware of lab-grown diamonds in fine jewelry, but 49% revealed that they did not know enough to be confident about the differences between natural diamonds and lab-grown diamonds. These days, it’s crucial that a retailer be able to help a customer become an informed and educated purchaser when buying diamonds.
In this webinar, titled “Disclosure, Differentiation & Trust: Clear Conversations on Natural and Lab-Grown Diamonds”, GIA will provide retailers with a foundational understanding of natural and lab-grown diamonds, helping them communicate the differences between these important categories with clarity and confidence. Through transparent, accurate and balanced messaging, participants will learn how to build consumer trust while effectively sharing the remarkable stories and qualities of each diamond product.
Attendees will walk away with:
- An understanding of the key characteristics of both natural and lab-grown diamond formation.
- Unambiguous language providing clarity for disclosure and terminology to adhere to FTC guidelines.
- Traceability tools that help distinguish the categories and support transparency throughout the supply chain.
Dr. Ulrika F. S. D’Haenens-Johansson leads research focused on the characterization and identification of natural, treated, and laboratory-grown diamonds for GIA. With more than two decades of experience in diamond research, she joined GIA in 2011 as a research scientist after earning her master’s and Ph.D. degrees in physics from the University of Warwick in the UK.
Don’t miss this opportunity to learn how to educate your customers and create informed diamond purchasers. Register now using this link, and don’t miss out on this important information to help you do business. Click here: https://plumbclub.com/events/webinar-clear-conversations/
About The Plumb Club
Founded in 1983 by a small group of distinguished manufacturers as a social club, The Plumb Club has evolved into one of the jewelry industry’s leading supplier organizations. Today, The Plumb Club is a unique coalition of leading, responsible and important suppliers spanning all facets of the jewelry, diamond and watch industries. The purpose of the organization is to connect its members and their customers and help shape the future of the jewelry industry. The Plumb Club’s membership accounts for a significant percentage of the domestic fine jewelry market.





















































































