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Embark on a fascinating journey through the annals of natural pearl trade history. Dr. Tajiryan, drawing parallels with the current world of high-end pearl trade, unravels the allure of natural pearls spanning thousands of years. From the Persian Gulf to the Pacific waters, discover the impact of historical disruptions and the enduring appreciation for these luminous treasures.

The world witnessed history being made on May 6th, 2023 when King Charles III was crowned in London. In this presentation, Clare Blatherwick looks at the Coronation Regalia used on that day (as well as some of the jewels left out of the ceremony – and the reasons why), focusing on the symbolism of the pieces as well as their history and design.

Joshua Israileff delivers a captivating presentation focused on the formation and cultivation of saltwater pearls. As a second-generation co-owner of ASBA USA, Inc, a pearl wholesale company with over 40 years of experience selling Tahitian, South Sea, and Japanese Akoya pearls, Joshua has witnessed tremendous growth and change in pearl farming and the industry, including pollution and warming temperatures in the waters that are home to the pearl beds. 

The estimated 98 million-year-old Burmese amber is a time capsule of the Cretaceous period, preserving many organisms now believed to be extinct. Burmite is important to the scientific communities and is also highly sought after by collectors drawn to its diverse inclusions and array of colors. 

Pull back the curtain, and peek into the world of a highly skilled craftsman as he creates tomorrow’s heirlooms. Derek Katzenberg shares his experience in custom jewelry design, from faceting manufacturing with an emphasis on ethical sourcing, and American-mined gemstones.

Discover the history, legend, and lore of one of North America’s most important gem deposits, the Yogo Sapphire Mine in central Montana. Learn to distinguish highly sought-after Yogo sapphires from other similar sapphires based on their chemical and gemological properties.

From store losses to frauds and online attacks, the spectrum of criminal activities is broad, and the impact far-reaching. Former police officer Kelly Ross examines various loss types, investigational challenges and discusses risk mitigation and preventative measures that jewelers can employ.

Learn who we are and how AGA can benefit your gemological career.

Of the 5500 described mineral species, approximately 200 have been faceted. Only about 25 of those are used for jewelry purposes.  What about the other 175?  John covers some of the rarer gemstones in the jewelry market.

The most important jewels prized by 16th century Ottomans and 17th century Mughals were emblems of power and wealth worn only by royal men; the sultans, and the emperors. Learn the differences between Ottoman and Mughal royal jewels and the social significance of gems and jewelry within these societies.