All the information readers need to buy beautiful colored gemstones with confidence, now updated and expanded! Today's market with more gemstone varieties to choose from-including altogether new gems-new gem cuts, new treatments and new frauds demands that buyers turn to a source of expert guidance, whether buying for personal pleasure or for investment. This comprehensive resource is the "unofficial bible" for colored stone buying. Gem expert and best-selling author Antoinette Matlins shows anyone shopping for colored gemstones how to get the most for their money. In this updated and expanded guide, Matlins explains in detail everything you need to know to buy and care for colored gemstones with confidence and knowledge.