All the information readers need to buy beautiful colored gemstones with confidence, now updated and expanded! Today's market with more gemstone varie...

Enjoy learning about using the tools of the gem trade from two renowned experts. Revised, updated and expanded edition of the first and only book of i...

This authoritative guidebook explains how to buy diamonds, pearls, precious and other popular colored gems, gold and jewelry with confidence and knowledge.

The premier book of its kind and a comprehensive guide to the standards, procedures and ethics of appraising gems, jewelry and other valuables. Gems a...