Practical guide to precious stones that helps you verify authenticity and value. Learn how gems are mined, cut, and priced for real-world use.
This handbook summarizes the history, sources, and practical characteristics of diamonds and colored stones. Written for professionals and informed readers alike, it emphasizes usable tests and diagnostic baselines to distinguish genuine stones from imitations and to understand market value.
- How to judge a gem’s authenticity and quality with accessible, non-technical guidance
- Overviews of major stones, including diamonds, rubies, sapphires, emeralds, and opals
- Practical notes on mining, cutting, testing, and evaluating stones for trade or collection
- Cautionary guidance on appraisal, care, and avoiding misidentified pieces
Ideal for readers who handle precious stones in trade or ownership, and for anyone seeking a clear, hands-on introduction to gem history, sourcing, and value.