Tables of Gemstone Identification by Ivo QUINTENS (Author), Roger DEDEYNE (Author) NEW ARRIVAL Dedeyne offers readers a rare

Dedeyne offers readers a rare behind-the-scenes look at how the gemstone market truly operates

Opaque and semi-translucent gems such as lapis lazuli

Treatment Status 67

The Complete Handbook for Gemstone Weight Estimation by Charles I

and confidence in every measurement

Tables of Gemstone Identification by Ivo QUINTENS (Author), Roger DEDEYNE (Author) NEW ARRIVAL Dedeyne offers readers a rareThe most actual and updated tables for the determination of gemstones. This book contains 8 different tables that should lead the user to a fasterand correct determination of transparant gemstones as well as opaqueornamental stones This book is a must for every gemmologist.