A greater demand in the pearl world has resulted in new techniques and technology in the pearl and imitation pearl supply chain. Thanks to improved cultivation methods, the size of freshwater pearls has been increasing, their quality has improved, and their shapes have become more varied.
San Francisco, CA
Few gemstones are imitated as often and as deceptively as jade. Eric Hoffman's presentation will briefly review the characteristics of true jade – nephrite and jadeite –and then focus on the many look-alikes, treatments and alterations.
New York, NY
Join the Cincinnati chapter for a hands-on presentation by David C.Y. Leung, an expert in antique jade carving and period jewelry. He is devoted to exploring the role of jade in Chinese culture and detecting the fundamental differences in jade enhancements.
Through interactive, guided discussion led by GIA instructor, this seminar will present information on HPHT and CVD-grown synthetic diamonds and how to seperate them from natural diamonds.
You've seen him on the TV series, Prospectors with his infectious smile! Rich Fretterd will talk about his amazing sherry topaz find in the Pikes Peak wilderness area of Colorado. Fretterd will bring samples of the topaz for 'show and tell' and there will be pieces available for purchase as well.
Join us as we welcome Dr. Jeffrey E. Post, curator-in-charge of the National Gem Collection, as he presents a beautifully illustrated talk on the Smithsonian Institution’s rare and magnificent gems.
Sherris Cottier Shank, recognized as one of the world’s most talented gemstone artists, has a talent for looking into the heart of each gem to find its hidden beauty and reveal it to the world.
Cuyahoga Falls, OH
Retail is changing at a ballistic pace. We’ve seen thousands of jewelers close their doors in recent years and amidst the chaos it is hard to know what to do. Are brick and mortar stores losing relevance?
Royal Oak, MI
Join the Monterrey chapter for a presentation on the jewels of England’s Monarch with Lucía González.
San Pedro, MX
We've all seen these headlines in recent years, so what does it mean to you and me? Join the GIA London as we welcome Russell Shor, GIA's Senior Industry Analyst, for an informative overview of the importance of the world's auction market sales of gemstones and jewelry.
London, United Kingdom