Discover the Gemstones: Ruby & Sapphire Exhibition • Exhibition • Hong Kong
Experience the hidden world of ruby & sapphire in this exhibition with Lotus Gemology and Van Cleef & Arpels' L'École School of Jewelry Arts
Microscopy & Photomicrography • Lecture • Birmingham, UK • 16 March 2020
Lotus Gemology's E. Billie Hughes will captain a special workshop devoted to gemological microscopy and photomicrography.
Inside Out: Journey into the Center of a Gem • Lecture • Paris, France • 12 March 2020
Plunge into the fascinating microworld of ruby and sapphire with award-winning photomicrographer E. Billie Hughes.
Jade: China's Gift to the World • Lecture • Tucson, AZ • 5 February 2020
Richard Hughes examines the historical sources of jade, along with the remarkable renaissance in Chinese jade carving that has occured since the 1990s.
Madagascar: Sapphire Isle • Lecture • Tucson, AZ • 6 February 2020
Lotus Gemology's E. Billie Hughes looks at the important sapphire producing localities in Madagascar, along with the key gemological features that can help separate them from other sapphire sources.
Lecture • Jade: China's Gift to the World • Taipei, China • 16 June 2019
Richard Hughes examines the historical sources of jade, along with the remarkable renaissance in Chinese jade carving that has occured since the 1990s.
Lecture • Ruby & Sapphire: A Collector's Guide • Wuhan, China • 25 May 2019
A lecture on the trading and grading of ruby and sapphire, with an emphasis on the fine points of what collectors should look for.
Lecture • Madagascar: Sapphire Isle • Luzern, Switzerland • 1 May 2019
A look at the important sapphire producing localities in Madagascar, along with the key gemological features that can help separate them from other sapphire sources.
Lecture • Ruby: Seeing Red • Switzerland • 30 April 2019
An exploration of the psychology of the color red, and its relationship to ruby.
Lecture • Jade: China's Gift to the World • Switzerland • 29 April 2019
Richard Hughes examines the historical sources of jade, along with the remarkable renaissance in Chinese jade carving that has occured since the 1990s.
Lecture • Jade: China's Gift to the World • Suzhou, China • 19 April 2019
Richard Hughes examines the historical sources of jade, along with the remarkable renaissance in Chinese jade carving that has occured since the 1990s.
Lecture • Jade: China's Gift to the World • Shanghai, China • 18 April 2019
Richard Hughes examines the historical sources of jade, along with the remarkable renaissance in Chinese jade carving that has occured since the 1990s.
Lecture • Jade: China's Gift to the World • Houston • 28 March 2019
Richard Hughes examines the historical sources of jade, along with the remarkable renaissance in Chinese jade carving that has occured since the 1990s.
Lecture • Ruby & Sapphire: A Collector's Guide • Houston • 27 March 2019
A lecture on the trading and grading of ruby and sapphire, with an emphasis on what collectors should look for.
Lecture • Journey to the Center of the Gem • Bangkok • 27 March 2019
Inside each gemstone lies a hidden world that has been encapsulated for millions of years. Join Billie Hughes for a journey into the inner world of gems, as seen through the microscope.