GIA’s 108th Gemstone Gathering

“A Brief History of Colored Gemstone Faceting” by Justin K Prim- Gem cutter, Author and Lapidary Instructor Venue:  Crowne Room [...]

GIA’s 107th Gemstone Gathering

“Determining Emerald Origin” By Shane F. McClure Global Director, Colored Stone Services, GIA Venue:  Crowne Room 1-3, 21st Floor, Crowne Plaza [...]

GIA’s 106th Gemstone Gathering

“Diamonds, Gemstones & Pearls – GIA Reflections” Content GIA team members will reflect on various aspects of 2017: - News [...]

GIA’s 105th Gemstone Gathering

“Current status of synthetic gem diamond and its identification” Venue: Silom-Saladaeng Room, 21st Floor, Crowne Plaza Bangkok Lumpini Park Date: [...]