Second Edition Now On Sale

To rave reviews from across the industry, Secrets Of The Gem Trade has been completely rewritten revised and expanded. It is over a third larger, includes five new introductory essays, 11 new chapters and 278 images, including 161 new additional images.


Even more to read, learn and enjoy

This second edition has been enlarged and largely re-written. Completely revised and expanded with 11 new chapters focusing on Jade, Demantoid Garnet, Natural Nacreous Pearls, Conch Pearls, Sunstone, Moonstone, Peridot, Cobalt Blue Spinel, Red -Pink Spinel and Golconda (Type IIa) Diamonds. Also there are five new introductory essays covering Blue-white diamonds, Jadeite, Natural Pearls, Spinel and Feldspars. Plus 278 color photographs (161 additional) which include exclusive images from major museum collections and the latest auction market icons. This is the definitive book for anyone wanting to learn how the best gemologists in the world evaluate precious gems, and what makes one stone merely a good stone versus a truly fabulous museum quality gem.

Recent Reviews

Here’s what the world’s experts say:

Richard Wise opened my eyes to a whole new way of viewing gems. Connoisseurship allows us to search out and enjoy the finer aspects of gems… The second edition is better in many ways. There is much more of everything that made the first book great. Richard’s definition of what is precious has expanded to include many new gems.

The National Association of Jewelry Appraisers

The gem and jewelry industry is still extremely secretive, even in our fast-paced digital era. In both the first and this second edition of Secrets of the Gem Trade, Richard W. Wise targets trade secrets that almost all beginners and consumers would like to peek into. With over 30 years of experience in the industry, Mr. Wise shared both his knowledge and life experience with his readers in this marvelous work

Gems & Gemology

In essence, Wise has placed in print the considerations that such experts gain through decades of experience in the market. As a gem industry analyst, I really enjoyed the revised edition. It is an excellent resource and an absolute “must” read for anyone interested in gems!

Stuart Robertson

President  of the Accredited Gemologists Association

Meet The Author

Richard Wise began his career In the jewelry industry as a goldsmith. His early interest in gemstone connoisseurship led him to travel extensively. He began writing on the subject in 1989. His articles on gemstones have since appeared in Gems & Gemology, Jeweler’s Quarterly, Colored Stone and many other publications. As Gemology Columnist for National Jeweler his column Gem-Wise was a popular feature of the magazine. Mr. Wise has been a Contributing Editor with Gemkey Magazine and Gem Market News.

From the ruby mines of upper Burma to the Australian outback, from the Brazilian hinterland to the black pearl farms of Tahiti, from Tanzania’s Umba River to the emerald mines of Colombia, the author’s search for rare and beautiful gemstones has taken him to the world most important gem producing areas. As a respected journalist, he has interviewed some of the greatest experts and received entrée to many important private collections. Richard Wise is a popular lecturer and has spoken widely on gemstone topics before both industry and consumer groups. His first book, Secrets of the Gem Trade, The Connoisseur’s Guide to Precious Gemstones, originally published in 2004 is now available in a rewritten and enlarged 2016 second edition.

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