【Bogotá, Colo】Over 200,000 Carats of Boyacá Emeralds Exhibited for Auction in Bogotá

Editor’s NoteThis article highlights a significant event for Colombia’s gemstone industry, with over 200,000 carats of Boyacá’s famed rough emeralds…

【Bangkok, Tha】Not Every Stone is High-Quality

Editor’s NoteThis article examines the evolution of gemstone scams in Thailand, from simple beachfront hustles decades ago to the sophisticated,…