Headquartered in Bangkok, with international offices in 12 locations across 5 countries, Multicolour Gems is a major importer of rough stones from East Africa and Madagascar. Visit us at www.multicolour.com for over 130 gemstone varieties including alexandrite, sapphire, ruby, tanzanite, tsavorite, spinel and tourmaline. Updated daily and with over 15,000 unique gems online, the Multicolour.com is the most comprehensive online collection of rare and collectible colored gemstones, natural pearls and certified diamonds.