Explains in non-technical terms how to use the loupe and dark-field loupe to identify diamonds and colored gems, and how to separate natural gems from imitation

one person can accomplish big things.

This colorful book offers you a window into the world of Mahatma Gandhi, one of the most amazing people of the twentieth century. You will learn about Gandhi’

Newly updated and expanded, Diamonds gives you all the information you need to buy, collect, sell—or simply enjoy—diamonds with confidence and knowledge. Wh

An easy-to-use book that shows how anyone can learn to identify most of the gems and synthetics found in the marketplace. This practical book is essential readi