Determining and applying the world's most beautiful gemstones. A beautiful hardcover book that is a real addition for everyone, Jewelers and goldsmiths, lapidarists and polishers, stone setters and collectors. Packed with fascinating gem detail and current data on over 70 of the most common gemstones, written by leading expert, Judith Crowe. English, 182 pages, English, September 2019, 26x22cm